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Finding the Fourth Proportional to 2,937.61, 4,408.92 and 1,551.94

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Solution

The fourth proportional to 2,937.61, 4,408.92 and 1,551.94 is: 2,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.61 : 4,408.92 = 1,551.94 : x
  2. Step 2: Convert to fraction form
    2,937.61/4,408.92 = 1,551.94/x
  3. Step 3: Cross multiply
    2,937.61x = 4,408.92 × 1,551.94
  4. Step 4: Simplify right side
    2,937.61x = 6,842,379.30
  5. Step 5: Solve for x
    x = 6,842,379.30/2,937.61
  6. Step 6: Final answer
    x = 2,329.23

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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.