Home / 1,642.41-2,265.84-1,052.73

Finding the Fourth Proportional to 1,642.41, 2,265.84 and 1,052.73

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Solution

The fourth proportional to 1,642.41, 2,265.84 and 1,052.73 is: 1,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642.41 : 2,265.84 = 1,052.73 : x
  2. Step 2: Convert to fraction form
    1,642.41/2,265.84 = 1,052.73/x
  3. Step 3: Cross multiply
    1,642.41x = 2,265.84 × 1,052.73
  4. Step 4: Simplify right side
    1,642.41x = 2,385,317.74
  5. Step 5: Solve for x
    x = 2,385,317.74/1,642.41
  6. Step 6: Final answer
    x = 1,452.33

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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.