Home / 2,976.16-4,464.68-2,793.92

Finding the Fourth Proportional to 2,976.16, 4,464.68 and 2,793.92

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Solution

The fourth proportional to 2,976.16, 4,464.68 and 2,793.92 is: 4,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.16 : 4,464.68 = 2,793.92 : x
  2. Step 2: Convert to fraction form
    2,976.16/4,464.68 = 2,793.92/x
  3. Step 3: Cross multiply
    2,976.16x = 4,464.68 × 2,793.92
  4. Step 4: Simplify right side
    2,976.16x = 12,473,958.75
  5. Step 5: Solve for x
    x = 12,473,958.75/2,976.16
  6. Step 6: Final answer
    x = 4,191.29

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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.