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Finding the Fourth Proportional to 3,044.40, 4,577.40 and 2,569.20

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Solution

The fourth proportional to 3,044.40, 4,577.40 and 2,569.20 is: 3,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.40 : 4,577.40 = 2,569.20 : x
  2. Step 2: Convert to fraction form
    3,044.40/4,577.40 = 2,569.20/x
  3. Step 3: Cross multiply
    3,044.40x = 4,577.40 × 2,569.20
  4. Step 4: Simplify right side
    3,044.40x = 11,760,256.08
  5. Step 5: Solve for x
    x = 11,760,256.08/3,044.40
  6. Step 6: Final answer
    x = 3,862.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.