Home / 1,528.75-2,294.43-1,517.24

Finding the Fourth Proportional to 1,528.75, 2,294.43 and 1,517.24

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Solution

The fourth proportional to 1,528.75, 2,294.43 and 1,517.24 is: 2,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.75 : 2,294.43 = 1,517.24 : x
  2. Step 2: Convert to fraction form
    1,528.75/2,294.43 = 1,517.24/x
  3. Step 3: Cross multiply
    1,528.75x = 2,294.43 × 1,517.24
  4. Step 4: Simplify right side
    1,528.75x = 3,481,209.55
  5. Step 5: Solve for x
    x = 3,481,209.55/1,528.75
  6. Step 6: Final answer
    x = 2,277.16

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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.