Home / 9,439.08-14,160.45-3,200.13

Finding the Fourth Proportional to 9,439.08, 14,160.45 and 3,200.13

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Solution

The fourth proportional to 9,439.08, 14,160.45 and 3,200.13 is: 4,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.08 : 14,160.45 = 3,200.13 : x
  2. Step 2: Convert to fraction form
    9,439.08/14,160.45 = 3,200.13/x
  3. Step 3: Cross multiply
    9,439.08x = 14,160.45 × 3,200.13
  4. Step 4: Simplify right side
    9,439.08x = 45,315,280.86
  5. Step 5: Solve for x
    x = 45,315,280.86/9,439.08
  6. Step 6: Final answer
    x = 4,800.82

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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.