Home / 10,077.47-15,118.92-3,504.02

Finding the Fourth Proportional to 10,077.47, 15,118.92 and 3,504.02

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Solution

The fourth proportional to 10,077.47, 15,118.92 and 3,504.02 is: 5,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.47 : 15,118.92 = 3,504.02 : x
  2. Step 2: Convert to fraction form
    10,077.47/15,118.92 = 3,504.02/x
  3. Step 3: Cross multiply
    10,077.47x = 15,118.92 × 3,504.02
  4. Step 4: Simplify right side
    10,077.47x = 52,976,922.46
  5. Step 5: Solve for x
    x = 52,976,922.46/10,077.47
  6. Step 6: Final answer
    x = 5,256.97

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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.