Home / 1,244.30-1,719.09-1,051.11

Finding the Fourth Proportional to 1,244.30, 1,719.09 and 1,051.11

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Solution

The fourth proportional to 1,244.30, 1,719.09 and 1,051.11 is: 1,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.30 : 1,719.09 = 1,051.11 : x
  2. Step 2: Convert to fraction form
    1,244.30/1,719.09 = 1,051.11/x
  3. Step 3: Cross multiply
    1,244.30x = 1,719.09 × 1,051.11
  4. Step 4: Simplify right side
    1,244.30x = 1,806,952.69
  5. Step 5: Solve for x
    x = 1,806,952.69/1,244.30
  6. Step 6: Final answer
    x = 1,452.19

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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.