Home / 9,064.32-12,497.28-5,915.52

Finding the Fourth Proportional to 9,064.32, 12,497.28 and 5,915.52

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Solution

The fourth proportional to 9,064.32, 12,497.28 and 5,915.52 is: 8,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.32 : 12,497.28 = 5,915.52 : x
  2. Step 2: Convert to fraction form
    9,064.32/12,497.28 = 5,915.52/x
  3. Step 3: Cross multiply
    9,064.32x = 12,497.28 × 5,915.52
  4. Step 4: Simplify right side
    9,064.32x = 73,927,909.79
  5. Step 5: Solve for x
    x = 73,927,909.79/9,064.32
  6. Step 6: Final answer
    x = 8,155.92

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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.