Home / 10,366.56-15,535.92-5,679.52

Finding the Fourth Proportional to 10,366.56, 15,535.92 and 5,679.52

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Solution

The fourth proportional to 10,366.56, 15,535.92 and 5,679.52 is: 8,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.56 : 15,535.92 = 5,679.52 : x
  2. Step 2: Convert to fraction form
    10,366.56/15,535.92 = 5,679.52/x
  3. Step 3: Cross multiply
    10,366.56x = 15,535.92 × 5,679.52
  4. Step 4: Simplify right side
    10,366.56x = 88,236,568.36
  5. Step 5: Solve for x
    x = 88,236,568.36/10,366.56
  6. Step 6: Final answer
    x = 8,511.65

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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.