Home / 4,872.14-7,314.69-2,565.26

Finding the Fourth Proportional to 4,872.14, 7,314.69 and 2,565.26

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Solution

The fourth proportional to 4,872.14, 7,314.69 and 2,565.26 is: 3,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.14 : 7,314.69 = 2,565.26 : x
  2. Step 2: Convert to fraction form
    4,872.14/7,314.69 = 2,565.26/x
  3. Step 3: Cross multiply
    4,872.14x = 7,314.69 × 2,565.26
  4. Step 4: Simplify right side
    4,872.14x = 18,764,081.67
  5. Step 5: Solve for x
    x = 18,764,081.67/4,872.14
  6. Step 6: Final answer
    x = 3,851.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.