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Finding the Fourth Proportional to 3,337.63, 5,003.43 and 1,581.54

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Solution

The fourth proportional to 3,337.63, 5,003.43 and 1,581.54 is: 2,370.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.63 : 5,003.43 = 1,581.54 : x
  2. Step 2: Convert to fraction form
    3,337.63/5,003.43 = 1,581.54/x
  3. Step 3: Cross multiply
    3,337.63x = 5,003.43 × 1,581.54
  4. Step 4: Simplify right side
    3,337.63x = 7,913,116.77
  5. Step 5: Solve for x
    x = 7,913,116.77/3,337.63
  6. Step 6: Final answer
    x = 2,370.88

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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.