Home / 8,729.92-12,050.80-5,937.12

Finding the Fourth Proportional to 8,729.92, 12,050.80 and 5,937.12

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Solution

The fourth proportional to 8,729.92, 12,050.80 and 5,937.12 is: 8,195.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.92 : 12,050.80 = 5,937.12 : x
  2. Step 2: Convert to fraction form
    8,729.92/12,050.80 = 5,937.12/x
  3. Step 3: Cross multiply
    8,729.92x = 12,050.80 × 5,937.12
  4. Step 4: Simplify right side
    8,729.92x = 71,547,045.70
  5. Step 5: Solve for x
    x = 71,547,045.70/8,729.92
  6. Step 6: Final answer
    x = 8,195.61

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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.