Home / 10,308.27-15,452.02-4,072.70

Finding the Fourth Proportional to 10,308.27, 15,452.02 and 4,072.70

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Solution

The fourth proportional to 10,308.27, 15,452.02 and 4,072.70 is: 6,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.27 : 15,452.02 = 4,072.70 : x
  2. Step 2: Convert to fraction form
    10,308.27/15,452.02 = 4,072.70/x
  3. Step 3: Cross multiply
    10,308.27x = 15,452.02 × 4,072.70
  4. Step 4: Simplify right side
    10,308.27x = 62,931,441.85
  5. Step 5: Solve for x
    x = 62,931,441.85/10,308.27
  6. Step 6: Final answer
    x = 6,104.95

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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.