Home / 9,400.38-14,081.10-4,209.90

Finding the Fourth Proportional to 9,400.38, 14,081.10 and 4,209.90

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Solution

The fourth proportional to 9,400.38, 14,081.10 and 4,209.90 is: 6,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.38 : 14,081.10 = 4,209.90 : x
  2. Step 2: Convert to fraction form
    9,400.38/14,081.10 = 4,209.90/x
  3. Step 3: Cross multiply
    9,400.38x = 14,081.10 × 4,209.90
  4. Step 4: Simplify right side
    9,400.38x = 59,280,022.89
  5. Step 5: Solve for x
    x = 59,280,022.89/9,400.38
  6. Step 6: Final answer
    x = 6,306.13

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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.