Home / 8,898.38-12,265.62-7,006.96

Finding the Fourth Proportional to 8,898.38, 12,265.62 and 7,006.96

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Solution

The fourth proportional to 8,898.38, 12,265.62 and 7,006.96 is: 9,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.38 : 12,265.62 = 7,006.96 : x
  2. Step 2: Convert to fraction form
    8,898.38/12,265.62 = 7,006.96/x
  3. Step 3: Cross multiply
    8,898.38x = 12,265.62 × 7,006.96
  4. Step 4: Simplify right side
    8,898.38x = 85,944,708.72
  5. Step 5: Solve for x
    x = 85,944,708.72/8,898.38
  6. Step 6: Final answer
    x = 9,658.47

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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.