Home / 10,711.73-16,073.67-4,138.38

Finding the Fourth Proportional to 10,711.73, 16,073.67 and 4,138.38

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Solution

The fourth proportional to 10,711.73, 16,073.67 and 4,138.38 is: 6,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.73 : 16,073.67 = 4,138.38 : x
  2. Step 2: Convert to fraction form
    10,711.73/16,073.67 = 4,138.38/x
  3. Step 3: Cross multiply
    10,711.73x = 16,073.67 × 4,138.38
  4. Step 4: Simplify right side
    10,711.73x = 66,518,853.39
  5. Step 5: Solve for x
    x = 66,518,853.39/10,711.73
  6. Step 6: Final answer
    x = 6,209.91

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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.