Home / 3,363.30-4,643.19-2,578.86

Finding the Fourth Proportional to 3,363.30, 4,643.19 and 2,578.86

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Solution

The fourth proportional to 3,363.30, 4,643.19 and 2,578.86 is: 3,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.30 : 4,643.19 = 2,578.86 : x
  2. Step 2: Convert to fraction form
    3,363.30/4,643.19 = 2,578.86/x
  3. Step 3: Cross multiply
    3,363.30x = 4,643.19 × 2,578.86
  4. Step 4: Simplify right side
    3,363.30x = 11,974,136.96
  5. Step 5: Solve for x
    x = 11,974,136.96/3,363.30
  6. Step 6: Final answer
    x = 3,560.23

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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.