Home / 2,565.96-3,851.66-2,084.82

Finding the Fourth Proportional to 2,565.96, 3,851.66 and 2,084.82

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Solution

The fourth proportional to 2,565.96, 3,851.66 and 2,084.82 is: 3,129.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.96 : 3,851.66 = 2,084.82 : x
  2. Step 2: Convert to fraction form
    2,565.96/3,851.66 = 2,084.82/x
  3. Step 3: Cross multiply
    2,565.96x = 3,851.66 × 2,084.82
  4. Step 4: Simplify right side
    2,565.96x = 8,030,017.80
  5. Step 5: Solve for x
    x = 8,030,017.80/2,565.96
  6. Step 6: Final answer
    x = 3,129.44

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1.5x scale

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.