Home / 1,883.31-2,824.18-713.11

Finding the Fourth Proportional to 1,883.31, 2,824.18 and 713.11

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Solution

The fourth proportional to 1,883.31, 2,824.18 and 713.11 is: 1,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.31 : 2,824.18 = 713.11 : x
  2. Step 2: Convert to fraction form
    1,883.31/2,824.18 = 713.11/x
  3. Step 3: Cross multiply
    1,883.31x = 2,824.18 × 713.11
  4. Step 4: Simplify right side
    1,883.31x = 2,013,951.00
  5. Step 5: Solve for x
    x = 2,013,951.00/1,883.31
  6. Step 6: Final answer
    x = 1,069.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.