Home / 11,366.92-15,686.83-6,331.14

Finding the Fourth Proportional to 11,366.92, 15,686.83 and 6,331.14

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Solution

The fourth proportional to 11,366.92, 15,686.83 and 6,331.14 is: 8,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,366.92 : 15,686.83 = 6,331.14 : x
  2. Step 2: Convert to fraction form
    11,366.92/15,686.83 = 6,331.14/x
  3. Step 3: Cross multiply
    11,366.92x = 15,686.83 × 6,331.14
  4. Step 4: Simplify right side
    11,366.92x = 99,315,480.68
  5. Step 5: Solve for x
    x = 99,315,480.68/11,366.92
  6. Step 6: Final answer
    x = 8,737.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.