Home / 1,625.29-2,244.43-1,296.14

Finding the Fourth Proportional to 1,625.29, 2,244.43 and 1,296.14

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Solution

The fourth proportional to 1,625.29, 2,244.43 and 1,296.14 is: 1,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.29 : 2,244.43 = 1,296.14 : x
  2. Step 2: Convert to fraction form
    1,625.29/2,244.43 = 1,296.14/x
  3. Step 3: Cross multiply
    1,625.29x = 2,244.43 × 1,296.14
  4. Step 4: Simplify right side
    1,625.29x = 2,909,085.90
  5. Step 5: Solve for x
    x = 2,909,085.90/1,625.29
  6. Step 6: Final answer
    x = 1,789.89

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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.