Home / 5,494.14-7,581.88-2,976.19

Finding the Fourth Proportional to 5,494.14, 7,581.88 and 2,976.19

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Solution

The fourth proportional to 5,494.14, 7,581.88 and 2,976.19 is: 4,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.14 : 7,581.88 = 2,976.19 : x
  2. Step 2: Convert to fraction form
    5,494.14/7,581.88 = 2,976.19/x
  3. Step 3: Cross multiply
    5,494.14x = 7,581.88 × 2,976.19
  4. Step 4: Simplify right side
    5,494.14x = 22,565,115.44
  5. Step 5: Solve for x
    x = 22,565,115.44/5,494.14
  6. Step 6: Final answer
    x = 4,107.12

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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.