Home / 1,332.26-2,008.36-1,243.06

Finding the Fourth Proportional to 1,332.26, 2,008.36 and 1,243.06

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Solution

The fourth proportional to 1,332.26, 2,008.36 and 1,243.06 is: 1,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332.26 : 2,008.36 = 1,243.06 : x
  2. Step 2: Convert to fraction form
    1,332.26/2,008.36 = 1,243.06/x
  3. Step 3: Cross multiply
    1,332.26x = 2,008.36 × 1,243.06
  4. Step 4: Simplify right side
    1,332.26x = 2,496,511.98
  5. Step 5: Solve for x
    x = 2,496,511.98/1,332.26
  6. Step 6: Final answer
    x = 1,873.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.