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Finding the Fourth Proportional to 6,873.33, 9,489.27 and 4,519.53

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Solution

The fourth proportional to 6,873.33, 9,489.27 and 4,519.53 is: 6,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.33 : 9,489.27 = 4,519.53 : x
  2. Step 2: Convert to fraction form
    6,873.33/9,489.27 = 4,519.53/x
  3. Step 3: Cross multiply
    6,873.33x = 9,489.27 × 4,519.53
  4. Step 4: Simplify right side
    6,873.33x = 42,887,040.44
  5. Step 5: Solve for x
    x = 42,887,040.44/6,873.33
  6. Step 6: Final answer
    x = 6,239.63

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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.