Home / 8,331.33-11,499.80-4,796.90

Finding the Fourth Proportional to 8,331.33, 11,499.80 and 4,796.90

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Solution

The fourth proportional to 8,331.33, 11,499.80 and 4,796.90 is: 6,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.33 : 11,499.80 = 4,796.90 : x
  2. Step 2: Convert to fraction form
    8,331.33/11,499.80 = 4,796.90/x
  3. Step 3: Cross multiply
    8,331.33x = 11,499.80 × 4,796.90
  4. Step 4: Simplify right side
    8,331.33x = 55,163,390.62
  5. Step 5: Solve for x
    x = 55,163,390.62/8,331.33
  6. Step 6: Final answer
    x = 6,621.20

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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.