Home / 5,540.96-7,646.36-3,150.92

Finding the Fourth Proportional to 5,540.96, 7,646.36 and 3,150.92

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Solution

The fourth proportional to 5,540.96, 7,646.36 and 3,150.92 is: 4,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.96 : 7,646.36 = 3,150.92 : x
  2. Step 2: Convert to fraction form
    5,540.96/7,646.36 = 3,150.92/x
  3. Step 3: Cross multiply
    5,540.96x = 7,646.36 × 3,150.92
  4. Step 4: Simplify right side
    5,540.96x = 24,093,068.65
  5. Step 5: Solve for x
    x = 24,093,068.65/5,540.96
  6. Step 6: Final answer
    x = 4,348.18

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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.