Home / 9,439.20-14,159.52-4,511.04

Finding the Fourth Proportional to 9,439.20, 14,159.52 and 4,511.04

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Solution

The fourth proportional to 9,439.20, 14,159.52 and 4,511.04 is: 6,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.20 : 14,159.52 = 4,511.04 : x
  2. Step 2: Convert to fraction form
    9,439.20/14,159.52 = 4,511.04/x
  3. Step 3: Cross multiply
    9,439.20x = 14,159.52 × 4,511.04
  4. Step 4: Simplify right side
    9,439.20x = 63,874,161.10
  5. Step 5: Solve for x
    x = 63,874,161.10/9,439.20
  6. Step 6: Final answer
    x = 6,766.90

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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.