Home / 10,860.97-16,265.91-5,296.87

Finding the Fourth Proportional to 10,860.97, 16,265.91 and 5,296.87

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Solution

The fourth proportional to 10,860.97, 16,265.91 and 5,296.87 is: 7,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.97 : 16,265.91 = 5,296.87 : x
  2. Step 2: Convert to fraction form
    10,860.97/16,265.91 = 5,296.87/x
  3. Step 3: Cross multiply
    10,860.97x = 16,265.91 × 5,296.87
  4. Step 4: Simplify right side
    10,860.97x = 86,158,410.70
  5. Step 5: Solve for x
    x = 86,158,410.70/10,860.97
  6. Step 6: Final answer
    x = 7,932.85

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1.5x scale

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.