Home / 5,542.66-7,650.21-3,421.27

Finding the Fourth Proportional to 5,542.66, 7,650.21 and 3,421.27

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Solution

The fourth proportional to 5,542.66, 7,650.21 and 3,421.27 is: 4,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.66 : 7,650.21 = 3,421.27 : x
  2. Step 2: Convert to fraction form
    5,542.66/7,650.21 = 3,421.27/x
  3. Step 3: Cross multiply
    5,542.66x = 7,650.21 × 3,421.27
  4. Step 4: Simplify right side
    5,542.66x = 26,173,433.97
  5. Step 5: Solve for x
    x = 26,173,433.97/5,542.66
  6. Step 6: Final answer
    x = 4,722.18

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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.