Home / 5,560.16-8,331.92-5,150.09

Finding the Fourth Proportional to 5,560.16, 8,331.92 and 5,150.09

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Solution

The fourth proportional to 5,560.16, 8,331.92 and 5,150.09 is: 7,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.16 : 8,331.92 = 5,150.09 : x
  2. Step 2: Convert to fraction form
    5,560.16/8,331.92 = 5,150.09/x
  3. Step 3: Cross multiply
    5,560.16x = 8,331.92 × 5,150.09
  4. Step 4: Simplify right side
    5,560.16x = 42,910,171.58
  5. Step 5: Solve for x
    x = 42,910,171.58/5,560.16
  6. Step 6: Final answer
    x = 7,717.44

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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.