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Finding the Fourth Proportional to 3,372.62, 4,655.48 and 2,898.62

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Solution

The fourth proportional to 3,372.62, 4,655.48 and 2,898.62 is: 4,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.62 : 4,655.48 = 2,898.62 : x
  2. Step 2: Convert to fraction form
    3,372.62/4,655.48 = 2,898.62/x
  3. Step 3: Cross multiply
    3,372.62x = 4,655.48 × 2,898.62
  4. Step 4: Simplify right side
    3,372.62x = 13,494,467.44
  5. Step 5: Solve for x
    x = 13,494,467.44/3,372.62
  6. Step 6: Final answer
    x = 4,001.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.