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Finding the Fourth Proportional to 3,368.48, 5,052.71 and 3,363.61

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Solution

The fourth proportional to 3,368.48, 5,052.71 and 3,363.61 is: 5,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.48 : 5,052.71 = 3,363.61 : x
  2. Step 2: Convert to fraction form
    3,368.48/5,052.71 = 3,363.61/x
  3. Step 3: Cross multiply
    3,368.48x = 5,052.71 × 3,363.61
  4. Step 4: Simplify right side
    3,368.48x = 16,995,316.43
  5. Step 5: Solve for x
    x = 16,995,316.43/3,368.48
  6. Step 6: Final answer
    x = 5,045.40

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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.