Home / 4,257.14-5,872.91-2,765.12

Finding the Fourth Proportional to 4,257.14, 5,872.91 and 2,765.12

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Solution

The fourth proportional to 4,257.14, 5,872.91 and 2,765.12 is: 3,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.14 : 5,872.91 = 2,765.12 : x
  2. Step 2: Convert to fraction form
    4,257.14/5,872.91 = 2,765.12/x
  3. Step 3: Cross multiply
    4,257.14x = 5,872.91 × 2,765.12
  4. Step 4: Simplify right side
    4,257.14x = 16,239,257.71
  5. Step 5: Solve for x
    x = 16,239,257.71/4,257.14
  6. Step 6: Final answer
    x = 3,814.60

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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.