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Finding the Fourth Proportional to 3,824.74, 5,737.12 and 1,051.44

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Solution

The fourth proportional to 3,824.74, 5,737.12 and 1,051.44 is: 1,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.74 : 5,737.12 = 1,051.44 : x
  2. Step 2: Convert to fraction form
    3,824.74/5,737.12 = 1,051.44/x
  3. Step 3: Cross multiply
    3,824.74x = 5,737.12 × 1,051.44
  4. Step 4: Simplify right side
    3,824.74x = 6,032,237.45
  5. Step 5: Solve for x
    x = 6,032,237.45/3,824.74
  6. Step 6: Final answer
    x = 1,577.16

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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.