Home / 5,789.10-8,680.30-5,097.16

Finding the Fourth Proportional to 5,789.10, 8,680.30 and 5,097.16

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Solution

The fourth proportional to 5,789.10, 8,680.30 and 5,097.16 is: 7,642.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.10 : 8,680.30 = 5,097.16 : x
  2. Step 2: Convert to fraction form
    5,789.10/8,680.30 = 5,097.16/x
  3. Step 3: Cross multiply
    5,789.10x = 8,680.30 × 5,097.16
  4. Step 4: Simplify right side
    5,789.10x = 44,244,877.95
  5. Step 5: Solve for x
    x = 44,244,877.95/5,789.10
  6. Step 6: Final answer
    x = 7,642.79

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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.