Home / 2,445.50-3,363.18-1,942.22

Finding the Fourth Proportional to 2,445.50, 3,363.18 and 1,942.22

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Solution

The fourth proportional to 2,445.50, 3,363.18 and 1,942.22 is: 2,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.50 : 3,363.18 = 1,942.22 : x
  2. Step 2: Convert to fraction form
    2,445.50/3,363.18 = 1,942.22/x
  3. Step 3: Cross multiply
    2,445.50x = 3,363.18 × 1,942.22
  4. Step 4: Simplify right side
    2,445.50x = 6,532,035.46
  5. Step 5: Solve for x
    x = 6,532,035.46/2,445.50
  6. Step 6: Final answer
    x = 2,671.04

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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.