Home / 2,233.75-3,353.19-1,309.98

Finding the Fourth Proportional to 2,233.75, 3,353.19 and 1,309.98

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Solution

The fourth proportional to 2,233.75, 3,353.19 and 1,309.98 is: 1,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.75 : 3,353.19 = 1,309.98 : x
  2. Step 2: Convert to fraction form
    2,233.75/3,353.19 = 1,309.98/x
  3. Step 3: Cross multiply
    2,233.75x = 3,353.19 × 1,309.98
  4. Step 4: Simplify right side
    2,233.75x = 4,392,611.84
  5. Step 5: Solve for x
    x = 4,392,611.84/2,233.75
  6. Step 6: Final answer
    x = 1,966.47

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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.