Home / 4,921.96-6,791.24-2,932.12

Finding the Fourth Proportional to 4,921.96, 6,791.24 and 2,932.12

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Solution

The fourth proportional to 4,921.96, 6,791.24 and 2,932.12 is: 4,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.96 : 6,791.24 = 2,932.12 : x
  2. Step 2: Convert to fraction form
    4,921.96/6,791.24 = 2,932.12/x
  3. Step 3: Cross multiply
    4,921.96x = 6,791.24 × 2,932.12
  4. Step 4: Simplify right side
    4,921.96x = 19,912,730.63
  5. Step 5: Solve for x
    x = 19,912,730.63/4,921.96
  6. Step 6: Final answer
    x = 4,045.69

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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.