Home / 8,399.76-11,593.44-6,732.24

Finding the Fourth Proportional to 8,399.76, 11,593.44 and 6,732.24

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Solution

The fourth proportional to 8,399.76, 11,593.44 and 6,732.24 is: 9,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.76 : 11,593.44 = 6,732.24 : x
  2. Step 2: Convert to fraction form
    8,399.76/11,593.44 = 6,732.24/x
  3. Step 3: Cross multiply
    8,399.76x = 11,593.44 × 6,732.24
  4. Step 4: Simplify right side
    8,399.76x = 78,049,820.51
  5. Step 5: Solve for x
    x = 78,049,820.51/8,399.76
  6. Step 6: Final answer
    x = 9,291.91

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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.