Home / 2,565.79-3,850.96-1,334.05

Finding the Fourth Proportional to 2,565.79, 3,850.96 and 1,334.05

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Solution

The fourth proportional to 2,565.79, 3,850.96 and 1,334.05 is: 2,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.79 : 3,850.96 = 1,334.05 : x
  2. Step 2: Convert to fraction form
    2,565.79/3,850.96 = 1,334.05/x
  3. Step 3: Cross multiply
    2,565.79x = 3,850.96 × 1,334.05
  4. Step 4: Simplify right side
    2,565.79x = 5,137,360.23
  5. Step 5: Solve for x
    x = 5,137,360.23/2,565.79
  6. Step 6: Final answer
    x = 2,002.25

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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.