Home / 10,187.24-15,267.33-5,508.43

Finding the Fourth Proportional to 10,187.24, 15,267.33 and 5,508.43

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Solution

The fourth proportional to 10,187.24, 15,267.33 and 5,508.43 is: 8,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.24 : 15,267.33 = 5,508.43 : x
  2. Step 2: Convert to fraction form
    10,187.24/15,267.33 = 5,508.43/x
  3. Step 3: Cross multiply
    10,187.24x = 15,267.33 × 5,508.43
  4. Step 4: Simplify right side
    10,187.24x = 84,098,980.42
  5. Step 5: Solve for x
    x = 84,098,980.42/10,187.24
  6. Step 6: Final answer
    x = 8,255.33

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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.