Home / 4,138.32-5,711.14-2,369.88

Finding the Fourth Proportional to 4,138.32, 5,711.14 and 2,369.88

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Solution

The fourth proportional to 4,138.32, 5,711.14 and 2,369.88 is: 3,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.32 : 5,711.14 = 2,369.88 : x
  2. Step 2: Convert to fraction form
    4,138.32/5,711.14 = 2,369.88/x
  3. Step 3: Cross multiply
    4,138.32x = 5,711.14 × 2,369.88
  4. Step 4: Simplify right side
    4,138.32x = 13,534,716.46
  5. Step 5: Solve for x
    x = 13,534,716.46/4,138.32
  6. Step 6: Final answer
    x = 3,270.58

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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.