Home / 1,760.20-2,429.17-974.25

Finding the Fourth Proportional to 1,760.20, 2,429.17 and 974.25

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Solution

The fourth proportional to 1,760.20, 2,429.17 and 974.25 is: 1,344.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.20 : 2,429.17 = 974.25 : x
  2. Step 2: Convert to fraction form
    1,760.20/2,429.17 = 974.25/x
  3. Step 3: Cross multiply
    1,760.20x = 2,429.17 × 974.25
  4. Step 4: Simplify right side
    1,760.20x = 2,366,616.44
  5. Step 5: Solve for x
    x = 2,366,616.44/1,760.20
  6. Step 6: Final answer
    x = 1,344.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.