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Finding the Fourth Proportional to 4,493.34, 6,741.45 and 3,338.46

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Solution

The fourth proportional to 4,493.34, 6,741.45 and 3,338.46 is: 5,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.34 : 6,741.45 = 3,338.46 : x
  2. Step 2: Convert to fraction form
    4,493.34/6,741.45 = 3,338.46/x
  3. Step 3: Cross multiply
    4,493.34x = 6,741.45 × 3,338.46
  4. Step 4: Simplify right side
    4,493.34x = 22,506,061.17
  5. Step 5: Solve for x
    x = 22,506,061.17/4,493.34
  6. Step 6: Final answer
    x = 5,008.76

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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.