Home / 9,261.17-13,892.21-2,687.87

Finding the Fourth Proportional to 9,261.17, 13,892.21 and 2,687.87

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Solution

The fourth proportional to 9,261.17, 13,892.21 and 2,687.87 is: 4,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.17 : 13,892.21 = 2,687.87 : x
  2. Step 2: Convert to fraction form
    9,261.17/13,892.21 = 2,687.87/x
  3. Step 3: Cross multiply
    9,261.17x = 13,892.21 × 2,687.87
  4. Step 4: Simplify right side
    9,261.17x = 37,340,371.59
  5. Step 5: Solve for x
    x = 37,340,371.59/9,261.17
  6. Step 6: Final answer
    x = 4,031.93

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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.