Home / 9,331.92-12,879.08-5,352.27

Finding the Fourth Proportional to 9,331.92, 12,879.08 and 5,352.27

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Solution

The fourth proportional to 9,331.92, 12,879.08 and 5,352.27 is: 7,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.92 : 12,879.08 = 5,352.27 : x
  2. Step 2: Convert to fraction form
    9,331.92/12,879.08 = 5,352.27/x
  3. Step 3: Cross multiply
    9,331.92x = 12,879.08 × 5,352.27
  4. Step 4: Simplify right side
    9,331.92x = 68,932,286.75
  5. Step 5: Solve for x
    x = 68,932,286.75/9,331.92
  6. Step 6: Final answer
    x = 7,386.72

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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.