Home / 9,331.92-12,877.38-5,352.93

Finding the Fourth Proportional to 9,331.92, 12,877.38 and 5,352.93

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Solution

The fourth proportional to 9,331.92, 12,877.38 and 5,352.93 is: 7,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.92 : 12,877.38 = 5,352.93 : x
  2. Step 2: Convert to fraction form
    9,331.92/12,877.38 = 5,352.93/x
  3. Step 3: Cross multiply
    9,331.92x = 12,877.38 × 5,352.93
  4. Step 4: Simplify right side
    9,331.92x = 68,931,713.72
  5. Step 5: Solve for x
    x = 68,931,713.72/9,331.92
  6. Step 6: Final answer
    x = 7,386.66

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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.