Home / 3,565.12-4,919.60-2,073.04

Finding the Fourth Proportional to 3,565.12, 4,919.60 and 2,073.04

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Solution

The fourth proportional to 3,565.12, 4,919.60 and 2,073.04 is: 2,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.12 : 4,919.60 = 2,073.04 : x
  2. Step 2: Convert to fraction form
    3,565.12/4,919.60 = 2,073.04/x
  3. Step 3: Cross multiply
    3,565.12x = 4,919.60 × 2,073.04
  4. Step 4: Simplify right side
    3,565.12x = 10,198,527.58
  5. Step 5: Solve for x
    x = 10,198,527.58/3,565.12
  6. Step 6: Final answer
    x = 2,860.64

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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.