Home / 1,723.12-2,377.92-1,024.96

Finding the Fourth Proportional to 1,723.12, 2,377.92 and 1,024.96

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Solution

The fourth proportional to 1,723.12, 2,377.92 and 1,024.96 is: 1,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.12 : 2,377.92 = 1,024.96 : x
  2. Step 2: Convert to fraction form
    1,723.12/2,377.92 = 1,024.96/x
  3. Step 3: Cross multiply
    1,723.12x = 2,377.92 × 1,024.96
  4. Step 4: Simplify right side
    1,723.12x = 2,437,272.88
  5. Step 5: Solve for x
    x = 2,437,272.88/1,723.12
  6. Step 6: Final answer
    x = 1,414.45

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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.