Home / 2,789.04-3,849.48-1,610.76

Finding the Fourth Proportional to 2,789.04, 3,849.48 and 1,610.76

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Solution

The fourth proportional to 2,789.04, 3,849.48 and 1,610.76 is: 2,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.04 : 3,849.48 = 1,610.76 : x
  2. Step 2: Convert to fraction form
    2,789.04/3,849.48 = 1,610.76/x
  3. Step 3: Cross multiply
    2,789.04x = 3,849.48 × 1,610.76
  4. Step 4: Simplify right side
    2,789.04x = 6,200,588.40
  5. Step 5: Solve for x
    x = 6,200,588.40/2,789.04
  6. Step 6: Final answer
    x = 2,223.20

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,790.04, 3,850.86 and 1,611.76
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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.