Home / 6,221.09-8,573.28-4,449.62

Finding the Fourth Proportional to 6,221.09, 8,573.28 and 4,449.62

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Solution

The fourth proportional to 6,221.09, 8,573.28 and 4,449.62 is: 6,132.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.09 : 8,573.28 = 4,449.62 : x
  2. Step 2: Convert to fraction form
    6,221.09/8,573.28 = 4,449.62/x
  3. Step 3: Cross multiply
    6,221.09x = 8,573.28 × 4,449.62
  4. Step 4: Simplify right side
    6,221.09x = 38,147,795.29
  5. Step 5: Solve for x
    x = 38,147,795.29/6,221.09
  6. Step 6: Final answer
    x = 6,132.02

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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.