Home / 2,677.32-4,010.10-2,209.80

Finding the Fourth Proportional to 2,677.32, 4,010.10 and 2,209.80

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Solution

The fourth proportional to 2,677.32, 4,010.10 and 2,209.80 is: 3,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.32 : 4,010.10 = 2,209.80 : x
  2. Step 2: Convert to fraction form
    2,677.32/4,010.10 = 2,209.80/x
  3. Step 3: Cross multiply
    2,677.32x = 4,010.10 × 2,209.80
  4. Step 4: Simplify right side
    2,677.32x = 8,861,518.98
  5. Step 5: Solve for x
    x = 8,861,518.98/2,677.32
  6. Step 6: Final answer
    x = 3,309.85

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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.