Home / 1,932.23-2,665.57-1,135.29

Finding the Fourth Proportional to 1,932.23, 2,665.57 and 1,135.29

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Solution

The fourth proportional to 1,932.23, 2,665.57 and 1,135.29 is: 1,566.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.23 : 2,665.57 = 1,135.29 : x
  2. Step 2: Convert to fraction form
    1,932.23/2,665.57 = 1,135.29/x
  3. Step 3: Cross multiply
    1,932.23x = 2,665.57 × 1,135.29
  4. Step 4: Simplify right side
    1,932.23x = 3,026,194.97
  5. Step 5: Solve for x
    x = 3,026,194.97/1,932.23
  6. Step 6: Final answer
    x = 1,566.17

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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.