Home / 7,833.33-11,750.03-1,989.92

Finding the Fourth Proportional to 7,833.33, 11,750.03 and 1,989.92

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Solution

The fourth proportional to 7,833.33, 11,750.03 and 1,989.92 is: 2,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.33 : 11,750.03 = 1,989.92 : x
  2. Step 2: Convert to fraction form
    7,833.33/11,750.03 = 1,989.92/x
  3. Step 3: Cross multiply
    7,833.33x = 11,750.03 × 1,989.92
  4. Step 4: Simplify right side
    7,833.33x = 23,381,551.00
  5. Step 5: Solve for x
    x = 23,381,551.00/7,833.33
  6. Step 6: Final answer
    x = 2,984.88

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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.