Home / 3,151.32-4,727.25-1,202.46

Finding the Fourth Proportional to 3,151.32, 4,727.25 and 1,202.46

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Solution

The fourth proportional to 3,151.32, 4,727.25 and 1,202.46 is: 1,803.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.32 : 4,727.25 = 1,202.46 : x
  2. Step 2: Convert to fraction form
    3,151.32/4,727.25 = 1,202.46/x
  3. Step 3: Cross multiply
    3,151.32x = 4,727.25 × 1,202.46
  4. Step 4: Simplify right side
    3,151.32x = 5,684,329.04
  5. Step 5: Solve for x
    x = 5,684,329.04/3,151.32
  6. Step 6: Final answer
    x = 1,803.79

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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.