Home / 7,481.53-11,218.56-2,549.62

Finding the Fourth Proportional to 7,481.53, 11,218.56 and 2,549.62

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Solution

The fourth proportional to 7,481.53, 11,218.56 and 2,549.62 is: 3,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.53 : 11,218.56 = 2,549.62 : x
  2. Step 2: Convert to fraction form
    7,481.53/11,218.56 = 2,549.62/x
  3. Step 3: Cross multiply
    7,481.53x = 11,218.56 × 2,549.62
  4. Step 4: Simplify right side
    7,481.53x = 28,603,064.95
  5. Step 5: Solve for x
    x = 28,603,064.95/7,481.53
  6. Step 6: Final answer
    x = 3,823.16

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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.