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Finding the Fourth Proportional to 2,896.22, 3,998.76 and 1,849.70

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Solution

The fourth proportional to 2,896.22, 3,998.76 and 1,849.70 is: 2,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.22 : 3,998.76 = 1,849.70 : x
  2. Step 2: Convert to fraction form
    2,896.22/3,998.76 = 1,849.70/x
  3. Step 3: Cross multiply
    2,896.22x = 3,998.76 × 1,849.70
  4. Step 4: Simplify right side
    2,896.22x = 7,396,506.37
  5. Step 5: Solve for x
    x = 7,396,506.37/2,896.22
  6. Step 6: Final answer
    x = 2,553.85

Related Problems

Find fourth proportional to 1,448.11, 1,999.38 and 924.85
Half scale
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Double scale
Find fourth proportional to 2,897.22, 4,000.14 and 1,850.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.