Home / 5,679.68-8,531.93-4,046.72

Finding the Fourth Proportional to 5,679.68, 8,531.93 and 4,046.72

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Solution

The fourth proportional to 5,679.68, 8,531.93 and 4,046.72 is: 6,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.68 : 8,531.93 = 4,046.72 : x
  2. Step 2: Convert to fraction form
    5,679.68/8,531.93 = 4,046.72/x
  3. Step 3: Cross multiply
    5,679.68x = 8,531.93 × 4,046.72
  4. Step 4: Simplify right side
    5,679.68x = 34,526,299.23
  5. Step 5: Solve for x
    x = 34,526,299.23/5,679.68
  6. Step 6: Final answer
    x = 6,078.92

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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.