Home / 3,298.20-4,942.98-1,348.18

Finding the Fourth Proportional to 3,298.20, 4,942.98 and 1,348.18

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Solution

The fourth proportional to 3,298.20, 4,942.98 and 1,348.18 is: 2,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.20 : 4,942.98 = 1,348.18 : x
  2. Step 2: Convert to fraction form
    3,298.20/4,942.98 = 1,348.18/x
  3. Step 3: Cross multiply
    3,298.20x = 4,942.98 × 1,348.18
  4. Step 4: Simplify right side
    3,298.20x = 6,664,026.78
  5. Step 5: Solve for x
    x = 6,664,026.78/3,298.20
  6. Step 6: Final answer
    x = 2,020.50

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1.5x scale

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.