Home / 3,565.20-4,919.48-2,073.24

Finding the Fourth Proportional to 3,565.20, 4,919.48 and 2,073.24

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Solution

The fourth proportional to 3,565.20, 4,919.48 and 2,073.24 is: 2,860.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.20 : 4,919.48 = 2,073.24 : x
  2. Step 2: Convert to fraction form
    3,565.20/4,919.48 = 2,073.24/x
  3. Step 3: Cross multiply
    3,565.20x = 4,919.48 × 2,073.24
  4. Step 4: Simplify right side
    3,565.20x = 10,199,262.72
  5. Step 5: Solve for x
    x = 10,199,262.72/3,565.20
  6. Step 6: Final answer
    x = 2,860.78

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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.