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Finding the Fourth Proportional to 2,396.85, 3,592.80 and 1,737.12

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Solution

The fourth proportional to 2,396.85, 3,592.80 and 1,737.12 is: 2,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396.85 : 3,592.80 = 1,737.12 : x
  2. Step 2: Convert to fraction form
    2,396.85/3,592.80 = 1,737.12/x
  3. Step 3: Cross multiply
    2,396.85x = 3,592.80 × 1,737.12
  4. Step 4: Simplify right side
    2,396.85x = 6,241,124.74
  5. Step 5: Solve for x
    x = 6,241,124.74/2,396.85
  6. Step 6: Final answer
    x = 2,603.89

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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.