Home / 5,540.13-8,314.98-2,909.49

Finding the Fourth Proportional to 5,540.13, 8,314.98 and 2,909.49

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Solution

The fourth proportional to 5,540.13, 8,314.98 and 2,909.49 is: 4,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.13 : 8,314.98 = 2,909.49 : x
  2. Step 2: Convert to fraction form
    5,540.13/8,314.98 = 2,909.49/x
  3. Step 3: Cross multiply
    5,540.13x = 8,314.98 × 2,909.49
  4. Step 4: Simplify right side
    5,540.13x = 24,192,309.07
  5. Step 5: Solve for x
    x = 24,192,309.07/5,540.13
  6. Step 6: Final answer
    x = 4,366.74

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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.