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Finding the Fourth Proportional to 3,374.04, 5,061.03 and 1,729.67

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Solution

The fourth proportional to 3,374.04, 5,061.03 and 1,729.67 is: 2,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.04 : 5,061.03 = 1,729.67 : x
  2. Step 2: Convert to fraction form
    3,374.04/5,061.03 = 1,729.67/x
  3. Step 3: Cross multiply
    3,374.04x = 5,061.03 × 1,729.67
  4. Step 4: Simplify right side
    3,374.04x = 8,753,886.45
  5. Step 5: Solve for x
    x = 8,753,886.45/3,374.04
  6. Step 6: Final answer
    x = 2,594.48

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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.