Home / 1,246.05-1,719.44-1,204.11

Finding the Fourth Proportional to 1,246.05, 1,719.44 and 1,204.11

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Solution

The fourth proportional to 1,246.05, 1,719.44 and 1,204.11 is: 1,661.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.05 : 1,719.44 = 1,204.11 : x
  2. Step 2: Convert to fraction form
    1,246.05/1,719.44 = 1,204.11/x
  3. Step 3: Cross multiply
    1,246.05x = 1,719.44 × 1,204.11
  4. Step 4: Simplify right side
    1,246.05x = 2,070,388.88
  5. Step 5: Solve for x
    x = 2,070,388.88/1,246.05
  6. Step 6: Final answer
    x = 1,661.56

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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.