Home / 4,904.56-6,764.68-3,112.56

Finding the Fourth Proportional to 4,904.56, 6,764.68 and 3,112.56

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Solution

The fourth proportional to 4,904.56, 6,764.68 and 3,112.56 is: 4,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.56 : 6,764.68 = 3,112.56 : x
  2. Step 2: Convert to fraction form
    4,904.56/6,764.68 = 3,112.56/x
  3. Step 3: Cross multiply
    4,904.56x = 6,764.68 × 3,112.56
  4. Step 4: Simplify right side
    4,904.56x = 21,055,472.38
  5. Step 5: Solve for x
    x = 21,055,472.38/4,904.56
  6. Step 6: Final answer
    x = 4,293.04

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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.