Home / 3,565.50-4,919.28-2,073.12

Finding the Fourth Proportional to 3,565.50, 4,919.28 and 2,073.12

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Solution

The fourth proportional to 3,565.50, 4,919.28 and 2,073.12 is: 2,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.50 : 4,919.28 = 2,073.12 : x
  2. Step 2: Convert to fraction form
    3,565.50/4,919.28 = 2,073.12/x
  3. Step 3: Cross multiply
    3,565.50x = 4,919.28 × 2,073.12
  4. Step 4: Simplify right side
    3,565.50x = 10,198,257.75
  5. Step 5: Solve for x
    x = 10,198,257.75/3,565.50
  6. Step 6: Final answer
    x = 2,860.26

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1.5x scale

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.