Home / 8,887.05-12,265.07-5,110.38

Finding the Fourth Proportional to 8,887.05, 12,265.07 and 5,110.38

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Solution

The fourth proportional to 8,887.05, 12,265.07 and 5,110.38 is: 7,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.05 : 12,265.07 = 5,110.38 : x
  2. Step 2: Convert to fraction form
    8,887.05/12,265.07 = 5,110.38/x
  3. Step 3: Cross multiply
    8,887.05x = 12,265.07 × 5,110.38
  4. Step 4: Simplify right side
    8,887.05x = 62,679,142.87
  5. Step 5: Solve for x
    x = 62,679,142.87/8,887.05
  6. Step 6: Final answer
    x = 7,052.86

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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.