Home / 8,711.19-13,043.07-6,358.95

Finding the Fourth Proportional to 8,711.19, 13,043.07 and 6,358.95

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Solution

The fourth proportional to 8,711.19, 13,043.07 and 6,358.95 is: 9,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.19 : 13,043.07 = 6,358.95 : x
  2. Step 2: Convert to fraction form
    8,711.19/13,043.07 = 6,358.95/x
  3. Step 3: Cross multiply
    8,711.19x = 13,043.07 × 6,358.95
  4. Step 4: Simplify right side
    8,711.19x = 82,940,229.98
  5. Step 5: Solve for x
    x = 82,940,229.98/8,711.19
  6. Step 6: Final answer
    x = 9,521.11

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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.