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Finding the Fourth Proportional to 6,752.78, 10,132.95 and 2,860.10

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Solution

The fourth proportional to 6,752.78, 10,132.95 and 2,860.10 is: 4,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.78 : 10,132.95 = 2,860.10 : x
  2. Step 2: Convert to fraction form
    6,752.78/10,132.95 = 2,860.10/x
  3. Step 3: Cross multiply
    6,752.78x = 10,132.95 × 2,860.10
  4. Step 4: Simplify right side
    6,752.78x = 28,981,250.30
  5. Step 5: Solve for x
    x = 28,981,250.30/6,752.78
  6. Step 6: Final answer
    x = 4,291.75

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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.