Home / 2,230.30-3,348.15-2,214.10

Finding the Fourth Proportional to 2,230.30, 3,348.15 and 2,214.10

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Solution

The fourth proportional to 2,230.30, 3,348.15 and 2,214.10 is: 3,323.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.30 : 3,348.15 = 2,214.10 : x
  2. Step 2: Convert to fraction form
    2,230.30/3,348.15 = 2,214.10/x
  3. Step 3: Cross multiply
    2,230.30x = 3,348.15 × 2,214.10
  4. Step 4: Simplify right side
    2,230.30x = 7,413,138.92
  5. Step 5: Solve for x
    x = 7,413,138.92/2,230.30
  6. Step 6: Final answer
    x = 3,323.83

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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.