Home / 5,979.23-8,956.56-3,508.11

Finding the Fourth Proportional to 5,979.23, 8,956.56 and 3,508.11

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Solution

The fourth proportional to 5,979.23, 8,956.56 and 3,508.11 is: 5,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.23 : 8,956.56 = 3,508.11 : x
  2. Step 2: Convert to fraction form
    5,979.23/8,956.56 = 3,508.11/x
  3. Step 3: Cross multiply
    5,979.23x = 8,956.56 × 3,508.11
  4. Step 4: Simplify right side
    5,979.23x = 31,420,591.12
  5. Step 5: Solve for x
    x = 31,420,591.12/5,979.23
  6. Step 6: Final answer
    x = 5,254.95

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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.