Home / 5,550.04-7,651.11-3,424.15

Finding the Fourth Proportional to 5,550.04, 7,651.11 and 3,424.15

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Solution

The fourth proportional to 5,550.04, 7,651.11 and 3,424.15 is: 4,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.04 : 7,651.11 = 3,424.15 : x
  2. Step 2: Convert to fraction form
    5,550.04/7,651.11 = 3,424.15/x
  3. Step 3: Cross multiply
    5,550.04x = 7,651.11 × 3,424.15
  4. Step 4: Simplify right side
    5,550.04x = 26,198,548.31
  5. Step 5: Solve for x
    x = 26,198,548.31/5,550.04
  6. Step 6: Final answer
    x = 4,720.43

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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.