Home / 9,077.45-13,618.51-2,837.66

Finding the Fourth Proportional to 9,077.45, 13,618.51 and 2,837.66

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Solution

The fourth proportional to 9,077.45, 13,618.51 and 2,837.66 is: 4,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.45 : 13,618.51 = 2,837.66 : x
  2. Step 2: Convert to fraction form
    9,077.45/13,618.51 = 2,837.66/x
  3. Step 3: Cross multiply
    9,077.45x = 13,618.51 × 2,837.66
  4. Step 4: Simplify right side
    9,077.45x = 38,644,625.90
  5. Step 5: Solve for x
    x = 38,644,625.90/9,077.45
  6. Step 6: Final answer
    x = 4,257.21

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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.