Home / 3,702.24-5,108.97-2,209.82

Finding the Fourth Proportional to 3,702.24, 5,108.97 and 2,209.82

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Solution

The fourth proportional to 3,702.24, 5,108.97 and 2,209.82 is: 3,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.24 : 5,108.97 = 2,209.82 : x
  2. Step 2: Convert to fraction form
    3,702.24/5,108.97 = 2,209.82/x
  3. Step 3: Cross multiply
    3,702.24x = 5,108.97 × 2,209.82
  4. Step 4: Simplify right side
    3,702.24x = 11,289,886.83
  5. Step 5: Solve for x
    x = 11,289,886.83/3,702.24
  6. Step 6: Final answer
    x = 3,049.47

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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.