Home / 3,671.10-5,498.55-2,207.70

Finding the Fourth Proportional to 3,671.10, 5,498.55 and 2,207.70

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Solution

The fourth proportional to 3,671.10, 5,498.55 and 2,207.70 is: 3,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.10 : 5,498.55 = 2,207.70 : x
  2. Step 2: Convert to fraction form
    3,671.10/5,498.55 = 2,207.70/x
  3. Step 3: Cross multiply
    3,671.10x = 5,498.55 × 2,207.70
  4. Step 4: Simplify right side
    3,671.10x = 12,139,148.84
  5. Step 5: Solve for x
    x = 12,139,148.84/3,671.10
  6. Step 6: Final answer
    x = 3,306.68

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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.