Home / 3,528.92-4,872.14-2,270.56

Finding the Fourth Proportional to 3,528.92, 4,872.14 and 2,270.56

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Solution

The fourth proportional to 3,528.92, 4,872.14 and 2,270.56 is: 3,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.92 : 4,872.14 = 2,270.56 : x
  2. Step 2: Convert to fraction form
    3,528.92/4,872.14 = 2,270.56/x
  3. Step 3: Cross multiply
    3,528.92x = 4,872.14 × 2,270.56
  4. Step 4: Simplify right side
    3,528.92x = 11,062,486.20
  5. Step 5: Solve for x
    x = 11,062,486.20/3,528.92
  6. Step 6: Final answer
    x = 3,134.81

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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.