Home / 6,135.77-9,207.17-2,387.05

Finding the Fourth Proportional to 6,135.77, 9,207.17 and 2,387.05

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Solution

The fourth proportional to 6,135.77, 9,207.17 and 2,387.05 is: 3,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.77 : 9,207.17 = 2,387.05 : x
  2. Step 2: Convert to fraction form
    6,135.77/9,207.17 = 2,387.05/x
  3. Step 3: Cross multiply
    6,135.77x = 9,207.17 × 2,387.05
  4. Step 4: Simplify right side
    6,135.77x = 21,977,974.72
  5. Step 5: Solve for x
    x = 21,977,974.72/6,135.77
  6. Step 6: Final answer
    x = 3,581.95

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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.