Home / 7,552.12-11,326.20-3,389.80

Finding the Fourth Proportional to 7,552.12, 11,326.20 and 3,389.80

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Solution

The fourth proportional to 7,552.12, 11,326.20 and 3,389.80 is: 5,083.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.12 : 11,326.20 = 3,389.80 : x
  2. Step 2: Convert to fraction form
    7,552.12/11,326.20 = 3,389.80/x
  3. Step 3: Cross multiply
    7,552.12x = 11,326.20 × 3,389.80
  4. Step 4: Simplify right side
    7,552.12x = 38,393,552.76
  5. Step 5: Solve for x
    x = 38,393,552.76/7,552.12
  6. Step 6: Final answer
    x = 5,083.81

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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.