Home / 10,752.61-16,128.80-3,357.13

Finding the Fourth Proportional to 10,752.61, 16,128.80 and 3,357.13

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Solution

The fourth proportional to 10,752.61, 16,128.80 and 3,357.13 is: 5,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.61 : 16,128.80 = 3,357.13 : x
  2. Step 2: Convert to fraction form
    10,752.61/16,128.80 = 3,357.13/x
  3. Step 3: Cross multiply
    10,752.61x = 16,128.80 × 3,357.13
  4. Step 4: Simplify right side
    10,752.61x = 54,146,478.34
  5. Step 5: Solve for x
    x = 54,146,478.34/10,752.61
  6. Step 6: Final answer
    x = 5,035.66

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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.