Home / 1,752.42-2,418.30-1,006.38

Finding the Fourth Proportional to 1,752.42, 2,418.30 and 1,006.38

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Solution

The fourth proportional to 1,752.42, 2,418.30 and 1,006.38 is: 1,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.42 : 2,418.30 = 1,006.38 : x
  2. Step 2: Convert to fraction form
    1,752.42/2,418.30 = 1,006.38/x
  3. Step 3: Cross multiply
    1,752.42x = 2,418.30 × 1,006.38
  4. Step 4: Simplify right side
    1,752.42x = 2,433,728.75
  5. Step 5: Solve for x
    x = 2,433,728.75/1,752.42
  6. Step 6: Final answer
    x = 1,388.78

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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.