Home / 3,238.28-4,848.76-1,850.45

Finding the Fourth Proportional to 3,238.28, 4,848.76 and 1,850.45

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Solution

The fourth proportional to 3,238.28, 4,848.76 and 1,850.45 is: 2,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.28 : 4,848.76 = 1,850.45 : x
  2. Step 2: Convert to fraction form
    3,238.28/4,848.76 = 1,850.45/x
  3. Step 3: Cross multiply
    3,238.28x = 4,848.76 × 1,850.45
  4. Step 4: Simplify right side
    3,238.28x = 8,972,366.01
  5. Step 5: Solve for x
    x = 8,972,366.01/3,238.28
  6. Step 6: Final answer
    x = 2,770.72

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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.