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Finding the Fourth Proportional to 4,102.88, 6,154.31 and 1,024.88

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Solution

The fourth proportional to 4,102.88, 6,154.31 and 1,024.88 is: 1,537.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.88 : 6,154.31 = 1,024.88 : x
  2. Step 2: Convert to fraction form
    4,102.88/6,154.31 = 1,024.88/x
  3. Step 3: Cross multiply
    4,102.88x = 6,154.31 × 1,024.88
  4. Step 4: Simplify right side
    4,102.88x = 6,307,401.02
  5. Step 5: Solve for x
    x = 6,307,401.02/4,102.88
  6. Step 6: Final answer
    x = 1,537.31

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Why These Related Problems?

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