Home / 2,632.92-3,951.08-2,421.75

Finding the Fourth Proportional to 2,632.92, 3,951.08 and 2,421.75

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Solution

The fourth proportional to 2,632.92, 3,951.08 and 2,421.75 is: 3,634.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.92 : 3,951.08 = 2,421.75 : x
  2. Step 2: Convert to fraction form
    2,632.92/3,951.08 = 2,421.75/x
  3. Step 3: Cross multiply
    2,632.92x = 3,951.08 × 2,421.75
  4. Step 4: Simplify right side
    2,632.92x = 9,568,515.88
  5. Step 5: Solve for x
    x = 9,568,515.88/2,632.92
  6. Step 6: Final answer
    x = 3,634.18

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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.