Home / 4,000.80-5,521.59-2,408.27

Finding the Fourth Proportional to 4,000.80, 5,521.59 and 2,408.27

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Solution

The fourth proportional to 4,000.80, 5,521.59 and 2,408.27 is: 3,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.80 : 5,521.59 = 2,408.27 : x
  2. Step 2: Convert to fraction form
    4,000.80/5,521.59 = 2,408.27/x
  3. Step 3: Cross multiply
    4,000.80x = 5,521.59 × 2,408.27
  4. Step 4: Simplify right side
    4,000.80x = 13,297,476.23
  5. Step 5: Solve for x
    x = 13,297,476.23/4,000.80
  6. Step 6: Final answer
    x = 3,323.71

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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.