Home / 1,517.12-2,092.55-1,466.31

Finding the Fourth Proportional to 1,517.12, 2,092.55 and 1,466.31

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Solution

The fourth proportional to 1,517.12, 2,092.55 and 1,466.31 is: 2,022.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.12 : 2,092.55 = 1,466.31 : x
  2. Step 2: Convert to fraction form
    1,517.12/2,092.55 = 1,466.31/x
  3. Step 3: Cross multiply
    1,517.12x = 2,092.55 × 1,466.31
  4. Step 4: Simplify right side
    1,517.12x = 3,068,319.66
  5. Step 5: Solve for x
    x = 3,068,319.66/1,517.12
  6. Step 6: Final answer
    x = 2,022.47

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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.