Home / 6,115.06-9,171.15-2,826.10

Finding the Fourth Proportional to 6,115.06, 9,171.15 and 2,826.10

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Solution

The fourth proportional to 6,115.06, 9,171.15 and 2,826.10 is: 4,238.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.06 : 9,171.15 = 2,826.10 : x
  2. Step 2: Convert to fraction form
    6,115.06/9,171.15 = 2,826.10/x
  3. Step 3: Cross multiply
    6,115.06x = 9,171.15 × 2,826.10
  4. Step 4: Simplify right side
    6,115.06x = 25,918,587.02
  5. Step 5: Solve for x
    x = 25,918,587.02/6,115.06
  6. Step 6: Final answer
    x = 4,238.48

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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.