Home / 10,750.33-16,128.48-4,508.87

Finding the Fourth Proportional to 10,750.33, 16,128.48 and 4,508.87

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Solution

The fourth proportional to 10,750.33, 16,128.48 and 4,508.87 is: 6,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.33 : 16,128.48 = 4,508.87 : x
  2. Step 2: Convert to fraction form
    10,750.33/16,128.48 = 4,508.87/x
  3. Step 3: Cross multiply
    10,750.33x = 16,128.48 × 4,508.87
  4. Step 4: Simplify right side
    10,750.33x = 72,721,219.62
  5. Step 5: Solve for x
    x = 72,721,219.62/10,750.33
  6. Step 6: Final answer
    x = 6,764.56

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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.