Home / 4,932.80-6,805.32-3,164.12

Finding the Fourth Proportional to 4,932.80, 6,805.32 and 3,164.12

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Solution

The fourth proportional to 4,932.80, 6,805.32 and 3,164.12 is: 4,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.80 : 6,805.32 = 3,164.12 : x
  2. Step 2: Convert to fraction form
    4,932.80/6,805.32 = 3,164.12/x
  3. Step 3: Cross multiply
    4,932.80x = 6,805.32 × 3,164.12
  4. Step 4: Simplify right side
    4,932.80x = 21,532,849.12
  5. Step 5: Solve for x
    x = 21,532,849.12/4,932.80
  6. Step 6: Final answer
    x = 4,365.24

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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.