Home / 3,348.14-4,620.65-2,298.38

Finding the Fourth Proportional to 3,348.14, 4,620.65 and 2,298.38

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Solution

The fourth proportional to 3,348.14, 4,620.65 and 2,298.38 is: 3,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.14 : 4,620.65 = 2,298.38 : x
  2. Step 2: Convert to fraction form
    3,348.14/4,620.65 = 2,298.38/x
  3. Step 3: Cross multiply
    3,348.14x = 4,620.65 × 2,298.38
  4. Step 4: Simplify right side
    3,348.14x = 10,619,974.95
  5. Step 5: Solve for x
    x = 10,619,974.95/3,348.14
  6. Step 6: Final answer
    x = 3,171.91

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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.