Home / 8,243.24-11,377.26-6,447.14

Finding the Fourth Proportional to 8,243.24, 11,377.26 and 6,447.14

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Solution

The fourth proportional to 8,243.24, 11,377.26 and 6,447.14 is: 8,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.24 : 11,377.26 = 6,447.14 : x
  2. Step 2: Convert to fraction form
    8,243.24/11,377.26 = 6,447.14/x
  3. Step 3: Cross multiply
    8,243.24x = 11,377.26 × 6,447.14
  4. Step 4: Simplify right side
    8,243.24x = 73,350,788.04
  5. Step 5: Solve for x
    x = 73,350,788.04/8,243.24
  6. Step 6: Final answer
    x = 8,898.30

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Double scale
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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.