Home / 4,331-5,976.84-2,758.76

Finding the Fourth Proportional to 4,331, 5,976.84 and 2,758.76

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Solution

The fourth proportional to 4,331, 5,976.84 and 2,758.76 is: 3,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331 : 5,976.84 = 2,758.76 : x
  2. Step 2: Convert to fraction form
    4,331/5,976.84 = 2,758.76/x
  3. Step 3: Cross multiply
    4,331x = 5,976.84 × 2,758.76
  4. Step 4: Simplify right side
    4,331x = 16,488,667.12
  5. Step 5: Solve for x
    x = 16,488,667.12/4,331
  6. Step 6: Final answer
    x = 3,807.13

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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.