Home / 1,862.44-2,569.20-1,116.04

Finding the Fourth Proportional to 1,862.44, 2,569.20 and 1,116.04

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Solution

The fourth proportional to 1,862.44, 2,569.20 and 1,116.04 is: 1,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.44 : 2,569.20 = 1,116.04 : x
  2. Step 2: Convert to fraction form
    1,862.44/2,569.20 = 1,116.04/x
  3. Step 3: Cross multiply
    1,862.44x = 2,569.20 × 1,116.04
  4. Step 4: Simplify right side
    1,862.44x = 2,867,329.97
  5. Step 5: Solve for x
    x = 2,867,329.97/1,862.44
  6. Step 6: Final answer
    x = 1,539.56

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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.