Home / 2,034.60-2,808.12-1,195.38

Finding the Fourth Proportional to 2,034.60, 2,808.12 and 1,195.38

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Solution

The fourth proportional to 2,034.60, 2,808.12 and 1,195.38 is: 1,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.60 : 2,808.12 = 1,195.38 : x
  2. Step 2: Convert to fraction form
    2,034.60/2,808.12 = 1,195.38/x
  3. Step 3: Cross multiply
    2,034.60x = 2,808.12 × 1,195.38
  4. Step 4: Simplify right side
    2,034.60x = 3,356,770.49
  5. Step 5: Solve for x
    x = 3,356,770.49/2,034.60
  6. Step 6: Final answer
    x = 1,649.84

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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.