Home / 6,149.82-9,218.49-2,642.11

Finding the Fourth Proportional to 6,149.82, 9,218.49 and 2,642.11

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Solution

The fourth proportional to 6,149.82, 9,218.49 and 2,642.11 is: 3,960.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.82 : 9,218.49 = 2,642.11 : x
  2. Step 2: Convert to fraction form
    6,149.82/9,218.49 = 2,642.11/x
  3. Step 3: Cross multiply
    6,149.82x = 9,218.49 × 2,642.11
  4. Step 4: Simplify right side
    6,149.82x = 24,356,264.61
  5. Step 5: Solve for x
    x = 24,356,264.61/6,149.82
  6. Step 6: Final answer
    x = 3,960.48

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1.5x scale

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.