Home / 10,250.55-15,366.15-5,563.65

Finding the Fourth Proportional to 10,250.55, 15,366.15 and 5,563.65

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Solution

The fourth proportional to 10,250.55, 15,366.15 and 5,563.65 is: 8,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.55 : 15,366.15 = 5,563.65 : x
  2. Step 2: Convert to fraction form
    10,250.55/15,366.15 = 5,563.65/x
  3. Step 3: Cross multiply
    10,250.55x = 15,366.15 × 5,563.65
  4. Step 4: Simplify right side
    10,250.55x = 85,491,880.45
  5. Step 5: Solve for x
    x = 85,491,880.45/10,250.55
  6. Step 6: Final answer
    x = 8,340.22

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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.