Home / 11,280.10-15,565.52-6,244.24

Finding the Fourth Proportional to 11,280.10, 15,565.52 and 6,244.24

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Solution

The fourth proportional to 11,280.10, 15,565.52 and 6,244.24 is: 8,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.10 : 15,565.52 = 6,244.24 : x
  2. Step 2: Convert to fraction form
    11,280.10/15,565.52 = 6,244.24/x
  3. Step 3: Cross multiply
    11,280.10x = 15,565.52 × 6,244.24
  4. Step 4: Simplify right side
    11,280.10x = 97,194,842.60
  5. Step 5: Solve for x
    x = 97,194,842.60/11,280.10
  6. Step 6: Final answer
    x = 8,616.49

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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.