Home / 5,531.66-7,633.68-3,047.66

Finding the Fourth Proportional to 5,531.66, 7,633.68 and 3,047.66

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Solution

The fourth proportional to 5,531.66, 7,633.68 and 3,047.66 is: 4,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.66 : 7,633.68 = 3,047.66 : x
  2. Step 2: Convert to fraction form
    5,531.66/7,633.68 = 3,047.66/x
  3. Step 3: Cross multiply
    5,531.66x = 7,633.68 × 3,047.66
  4. Step 4: Simplify right side
    5,531.66x = 23,264,861.19
  5. Step 5: Solve for x
    x = 23,264,861.19/5,531.66
  6. Step 6: Final answer
    x = 4,205.76

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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.