Home / 10,077.46-15,118.92-3,504.01

Finding the Fourth Proportional to 10,077.46, 15,118.92 and 3,504.01

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Solution

The fourth proportional to 10,077.46, 15,118.92 and 3,504.01 is: 5,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.46 : 15,118.92 = 3,504.01 : x
  2. Step 2: Convert to fraction form
    10,077.46/15,118.92 = 3,504.01/x
  3. Step 3: Cross multiply
    10,077.46x = 15,118.92 × 3,504.01
  4. Step 4: Simplify right side
    10,077.46x = 52,976,846.87
  5. Step 5: Solve for x
    x = 52,976,846.87/10,077.46
  6. Step 6: Final answer
    x = 5,256.96

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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.