Home / 9,432.60-13,016.91-5,125.65

Finding the Fourth Proportional to 9,432.60, 13,016.91 and 5,125.65

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Solution

The fourth proportional to 9,432.60, 13,016.91 and 5,125.65 is: 7,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.60 : 13,016.91 = 5,125.65 : x
  2. Step 2: Convert to fraction form
    9,432.60/13,016.91 = 5,125.65/x
  3. Step 3: Cross multiply
    9,432.60x = 13,016.91 × 5,125.65
  4. Step 4: Simplify right side
    9,432.60x = 66,720,173.55
  5. Step 5: Solve for x
    x = 66,720,173.55/9,432.60
  6. Step 6: Final answer
    x = 7,073.36

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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.