Home / 1,244.13-1,713.89-1,066.52

Finding the Fourth Proportional to 1,244.13, 1,713.89 and 1,066.52

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Solution

The fourth proportional to 1,244.13, 1,713.89 and 1,066.52 is: 1,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.13 : 1,713.89 = 1,066.52 : x
  2. Step 2: Convert to fraction form
    1,244.13/1,713.89 = 1,066.52/x
  3. Step 3: Cross multiply
    1,244.13x = 1,713.89 × 1,066.52
  4. Step 4: Simplify right side
    1,244.13x = 1,827,895.27
  5. Step 5: Solve for x
    x = 1,827,895.27/1,244.13
  6. Step 6: Final answer
    x = 1,469.22

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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.