Home / 10,014.57-15,013.76-4,175.55

Finding the Fourth Proportional to 10,014.57, 15,013.76 and 4,175.55

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Solution

The fourth proportional to 10,014.57, 15,013.76 and 4,175.55 is: 6,259.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.57 : 15,013.76 = 4,175.55 : x
  2. Step 2: Convert to fraction form
    10,014.57/15,013.76 = 4,175.55/x
  3. Step 3: Cross multiply
    10,014.57x = 15,013.76 × 4,175.55
  4. Step 4: Simplify right side
    10,014.57x = 62,690,684.69
  5. Step 5: Solve for x
    x = 62,690,684.69/10,014.57
  6. Step 6: Final answer
    x = 6,259.95

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1.5x scale

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.