Home / 9,331.92-12,875.49-5,350.68

Finding the Fourth Proportional to 9,331.92, 12,875.49 and 5,350.68

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Solution

The fourth proportional to 9,331.92, 12,875.49 and 5,350.68 is: 7,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.92 : 12,875.49 = 5,350.68 : x
  2. Step 2: Convert to fraction form
    9,331.92/12,875.49 = 5,350.68/x
  3. Step 3: Cross multiply
    9,331.92x = 12,875.49 × 5,350.68
  4. Step 4: Simplify right side
    9,331.92x = 68,892,626.83
  5. Step 5: Solve for x
    x = 68,892,626.83/9,331.92
  6. Step 6: Final answer
    x = 7,382.47

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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.