Home / 10,748.70-16,129.29-4,508.22

Finding the Fourth Proportional to 10,748.70, 16,129.29 and 4,508.22

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Solution

The fourth proportional to 10,748.70, 16,129.29 and 4,508.22 is: 6,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.70 : 16,129.29 = 4,508.22 : x
  2. Step 2: Convert to fraction form
    10,748.70/16,129.29 = 4,508.22/x
  3. Step 3: Cross multiply
    10,748.70x = 16,129.29 × 4,508.22
  4. Step 4: Simplify right side
    10,748.70x = 72,714,387.76
  5. Step 5: Solve for x
    x = 72,714,387.76/10,748.70
  6. Step 6: Final answer
    x = 6,764.95

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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.