Home / 10,750.90-16,113.97-4,171.52

Finding the Fourth Proportional to 10,750.90, 16,113.97 and 4,171.52

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Solution

The fourth proportional to 10,750.90, 16,113.97 and 4,171.52 is: 6,252.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.90 : 16,113.97 = 4,171.52 : x
  2. Step 2: Convert to fraction form
    10,750.90/16,113.97 = 4,171.52/x
  3. Step 3: Cross multiply
    10,750.90x = 16,113.97 × 4,171.52
  4. Step 4: Simplify right side
    10,750.90x = 67,219,748.13
  5. Step 5: Solve for x
    x = 67,219,748.13/10,750.90
  6. Step 6: Final answer
    x = 6,252.48

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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.