Home / 6,422.55-9,616.44-3,338.07

Finding the Fourth Proportional to 6,422.55, 9,616.44 and 3,338.07

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Solution

The fourth proportional to 6,422.55, 9,616.44 and 3,338.07 is: 4,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.55 : 9,616.44 = 3,338.07 : x
  2. Step 2: Convert to fraction form
    6,422.55/9,616.44 = 3,338.07/x
  3. Step 3: Cross multiply
    6,422.55x = 9,616.44 × 3,338.07
  4. Step 4: Simplify right side
    6,422.55x = 32,100,349.87
  5. Step 5: Solve for x
    x = 32,100,349.87/6,422.55
  6. Step 6: Final answer
    x = 4,998.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.