Home / 4,808.23-7,212.34-1,887.10

Finding the Fourth Proportional to 4,808.23, 7,212.34 and 1,887.10

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Solution

The fourth proportional to 4,808.23, 7,212.34 and 1,887.10 is: 2,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.23 : 7,212.34 = 1,887.10 : x
  2. Step 2: Convert to fraction form
    4,808.23/7,212.34 = 1,887.10/x
  3. Step 3: Cross multiply
    4,808.23x = 7,212.34 × 1,887.10
  4. Step 4: Simplify right side
    4,808.23x = 13,610,391.14
  5. Step 5: Solve for x
    x = 13,610,391.14/4,808.23
  6. Step 6: Final answer
    x = 2,830.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.