Home / 5,488.80-8,225.09-2,519.92

Finding the Fourth Proportional to 5,488.80, 8,225.09 and 2,519.92

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Solution

The fourth proportional to 5,488.80, 8,225.09 and 2,519.92 is: 3,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.80 : 8,225.09 = 2,519.92 : x
  2. Step 2: Convert to fraction form
    5,488.80/8,225.09 = 2,519.92/x
  3. Step 3: Cross multiply
    5,488.80x = 8,225.09 × 2,519.92
  4. Step 4: Simplify right side
    5,488.80x = 20,726,568.79
  5. Step 5: Solve for x
    x = 20,726,568.79/5,488.80
  6. Step 6: Final answer
    x = 3,776.16

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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.