Home / 8,730.38-13,101.92-6,545.00

Finding the Fourth Proportional to 8,730.38, 13,101.92 and 6,545.00

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Solution

The fourth proportional to 8,730.38, 13,101.92 and 6,545.00 is: 9,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.38 : 13,101.92 = 6,545.00 : x
  2. Step 2: Convert to fraction form
    8,730.38/13,101.92 = 6,545.00/x
  3. Step 3: Cross multiply
    8,730.38x = 13,101.92 × 6,545.00
  4. Step 4: Simplify right side
    8,730.38x = 85,752,090.97
  5. Step 5: Solve for x
    x = 85,752,090.97/8,730.38
  6. Step 6: Final answer
    x = 9,822.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.