Home / 6,702.38-9,249.36-3,718.31

Finding the Fourth Proportional to 6,702.38, 9,249.36 and 3,718.31

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Solution

The fourth proportional to 6,702.38, 9,249.36 and 3,718.31 is: 5,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.38 : 9,249.36 = 3,718.31 : x
  2. Step 2: Convert to fraction form
    6,702.38/9,249.36 = 3,718.31/x
  3. Step 3: Cross multiply
    6,702.38x = 9,249.36 × 3,718.31
  4. Step 4: Simplify right side
    6,702.38x = 34,391,987.78
  5. Step 5: Solve for x
    x = 34,391,987.78/6,702.38
  6. Step 6: Final answer
    x = 5,131.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.