Home / 9,105.57-13,648.64-6,500.61

Finding the Fourth Proportional to 9,105.57, 13,648.64 and 6,500.61

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Solution

The fourth proportional to 9,105.57, 13,648.64 and 6,500.61 is: 9,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.57 : 13,648.64 = 6,500.61 : x
  2. Step 2: Convert to fraction form
    9,105.57/13,648.64 = 6,500.61/x
  3. Step 3: Cross multiply
    9,105.57x = 13,648.64 × 6,500.61
  4. Step 4: Simplify right side
    9,105.57x = 88,724,453.17
  5. Step 5: Solve for x
    x = 88,724,453.17/9,105.57
  6. Step 6: Final answer
    x = 9,743.98

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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.