Home / 2,748.65-4,125.02-1,517.12

Finding the Fourth Proportional to 2,748.65, 4,125.02 and 1,517.12

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Solution

The fourth proportional to 2,748.65, 4,125.02 and 1,517.12 is: 2,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.65 : 4,125.02 = 1,517.12 : x
  2. Step 2: Convert to fraction form
    2,748.65/4,125.02 = 1,517.12/x
  3. Step 3: Cross multiply
    2,748.65x = 4,125.02 × 1,517.12
  4. Step 4: Simplify right side
    2,748.65x = 6,258,122.13
  5. Step 5: Solve for x
    x = 6,258,122.13/2,748.65
  6. Step 6: Final answer
    x = 2,276.80

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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.