Home / 3,151.94-4,350.19-2,404.49

Finding the Fourth Proportional to 3,151.94, 4,350.19 and 2,404.49

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Solution

The fourth proportional to 3,151.94, 4,350.19 and 2,404.49 is: 3,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.94 : 4,350.19 = 2,404.49 : x
  2. Step 2: Convert to fraction form
    3,151.94/4,350.19 = 2,404.49/x
  3. Step 3: Cross multiply
    3,151.94x = 4,350.19 × 2,404.49
  4. Step 4: Simplify right side
    3,151.94x = 10,459,975.24
  5. Step 5: Solve for x
    x = 10,459,975.24/3,151.94
  6. Step 6: Final answer
    x = 3,318.59

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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.