Home / 8,331.68-11,500.62-4,796.30

Finding the Fourth Proportional to 8,331.68, 11,500.62 and 4,796.30

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Solution

The fourth proportional to 8,331.68, 11,500.62 and 4,796.30 is: 6,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.68 : 11,500.62 = 4,796.30 : x
  2. Step 2: Convert to fraction form
    8,331.68/11,500.62 = 4,796.30/x
  3. Step 3: Cross multiply
    8,331.68x = 11,500.62 × 4,796.30
  4. Step 4: Simplify right side
    8,331.68x = 55,160,434.47
  5. Step 5: Solve for x
    x = 55,160,434.47/8,331.68
  6. Step 6: Final answer
    x = 6,620.56

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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.