Home / 3,702.04-5,107.98-2,209.66

Finding the Fourth Proportional to 3,702.04, 5,107.98 and 2,209.66

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Solution

The fourth proportional to 3,702.04, 5,107.98 and 2,209.66 is: 3,048.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.04 : 5,107.98 = 2,209.66 : x
  2. Step 2: Convert to fraction form
    3,702.04/5,107.98 = 2,209.66/x
  3. Step 3: Cross multiply
    3,702.04x = 5,107.98 × 2,209.66
  4. Step 4: Simplify right side
    3,702.04x = 11,286,899.09
  5. Step 5: Solve for x
    x = 11,286,899.09/3,702.04
  6. Step 6: Final answer
    x = 3,048.83

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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.