Home / 7,199.20-9,934.82-4,055.38

Finding the Fourth Proportional to 7,199.20, 9,934.82 and 4,055.38

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Solution

The fourth proportional to 7,199.20, 9,934.82 and 4,055.38 is: 5,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.20 : 9,934.82 = 4,055.38 : x
  2. Step 2: Convert to fraction form
    7,199.20/9,934.82 = 4,055.38/x
  3. Step 3: Cross multiply
    7,199.20x = 9,934.82 × 4,055.38
  4. Step 4: Simplify right side
    7,199.20x = 40,289,470.33
  5. Step 5: Solve for x
    x = 40,289,470.33/7,199.20
  6. Step 6: Final answer
    x = 5,596.38

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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.