Home / 3,521.20-4,863.34-2,340.22

Finding the Fourth Proportional to 3,521.20, 4,863.34 and 2,340.22

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Solution

The fourth proportional to 3,521.20, 4,863.34 and 2,340.22 is: 3,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.20 : 4,863.34 = 2,340.22 : x
  2. Step 2: Convert to fraction form
    3,521.20/4,863.34 = 2,340.22/x
  3. Step 3: Cross multiply
    3,521.20x = 4,863.34 × 2,340.22
  4. Step 4: Simplify right side
    3,521.20x = 11,381,285.53
  5. Step 5: Solve for x
    x = 11,381,285.53/3,521.20
  6. Step 6: Final answer
    x = 3,232.22

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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.