Home / 2,942.15-4,414.23-1,480.10

Finding the Fourth Proportional to 2,942.15, 4,414.23 and 1,480.10

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Solution

The fourth proportional to 2,942.15, 4,414.23 and 1,480.10 is: 2,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.15 : 4,414.23 = 1,480.10 : x
  2. Step 2: Convert to fraction form
    2,942.15/4,414.23 = 1,480.10/x
  3. Step 3: Cross multiply
    2,942.15x = 4,414.23 × 1,480.10
  4. Step 4: Simplify right side
    2,942.15x = 6,533,479.75
  5. Step 5: Solve for x
    x = 6,533,479.75/2,942.15
  6. Step 6: Final answer
    x = 2,220.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.