Home / 10,411.52-15,619.70-3,016.12

Finding the Fourth Proportional to 10,411.52, 15,619.70 and 3,016.12

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Solution

The fourth proportional to 10,411.52, 15,619.70 and 3,016.12 is: 4,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411.52 : 15,619.70 = 3,016.12 : x
  2. Step 2: Convert to fraction form
    10,411.52/15,619.70 = 3,016.12/x
  3. Step 3: Cross multiply
    10,411.52x = 15,619.70 × 3,016.12
  4. Step 4: Simplify right side
    10,411.52x = 47,110,889.56
  5. Step 5: Solve for x
    x = 47,110,889.56/10,411.52
  6. Step 6: Final answer
    x = 4,524.88

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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.