Home / 5,943.88-8,914.01-3,131.18

Finding the Fourth Proportional to 5,943.88, 8,914.01 and 3,131.18

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Solution

The fourth proportional to 5,943.88, 8,914.01 and 3,131.18 is: 4,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.88 : 8,914.01 = 3,131.18 : x
  2. Step 2: Convert to fraction form
    5,943.88/8,914.01 = 3,131.18/x
  3. Step 3: Cross multiply
    5,943.88x = 8,914.01 × 3,131.18
  4. Step 4: Simplify right side
    5,943.88x = 27,911,354.18
  5. Step 5: Solve for x
    x = 27,911,354.18/5,943.88
  6. Step 6: Final answer
    x = 4,695.82

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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.