Home / 7,479.88-11,217.02-2,481.33

Finding the Fourth Proportional to 7,479.88, 11,217.02 and 2,481.33

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Solution

The fourth proportional to 7,479.88, 11,217.02 and 2,481.33 is: 3,721.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.88 : 11,217.02 = 2,481.33 : x
  2. Step 2: Convert to fraction form
    7,479.88/11,217.02 = 2,481.33/x
  3. Step 3: Cross multiply
    7,479.88x = 11,217.02 × 2,481.33
  4. Step 4: Simplify right side
    7,479.88x = 27,833,157.89
  5. Step 5: Solve for x
    x = 27,833,157.89/7,479.88
  6. Step 6: Final answer
    x = 3,721.07

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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.