Home / 10,293.30-15,439.80-2,502.12

Finding the Fourth Proportional to 10,293.30, 15,439.80 and 2,502.12

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Solution

The fourth proportional to 10,293.30, 15,439.80 and 2,502.12 is: 3,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.30 : 15,439.80 = 2,502.12 : x
  2. Step 2: Convert to fraction form
    10,293.30/15,439.80 = 2,502.12/x
  3. Step 3: Cross multiply
    10,293.30x = 15,439.80 × 2,502.12
  4. Step 4: Simplify right side
    10,293.30x = 38,632,232.38
  5. Step 5: Solve for x
    x = 38,632,232.38/10,293.30
  6. Step 6: Final answer
    x = 3,753.14

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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.