Home / 4,152.32-5,736.48-3,102.56

Finding the Fourth Proportional to 4,152.32, 5,736.48 and 3,102.56

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Solution

The fourth proportional to 4,152.32, 5,736.48 and 3,102.56 is: 4,286.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.32 : 5,736.48 = 3,102.56 : x
  2. Step 2: Convert to fraction form
    4,152.32/5,736.48 = 3,102.56/x
  3. Step 3: Cross multiply
    4,152.32x = 5,736.48 × 3,102.56
  4. Step 4: Simplify right side
    4,152.32x = 17,797,773.39
  5. Step 5: Solve for x
    x = 17,797,773.39/4,152.32
  6. Step 6: Final answer
    x = 4,286.22

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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.