Home / 3,290.06-4,935.14-1,838.46

Finding the Fourth Proportional to 3,290.06, 4,935.14 and 1,838.46

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Solution

The fourth proportional to 3,290.06, 4,935.14 and 1,838.46 is: 2,757.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.06 : 4,935.14 = 1,838.46 : x
  2. Step 2: Convert to fraction form
    3,290.06/4,935.14 = 1,838.46/x
  3. Step 3: Cross multiply
    3,290.06x = 4,935.14 × 1,838.46
  4. Step 4: Simplify right side
    3,290.06x = 9,073,057.48
  5. Step 5: Solve for x
    x = 9,073,057.48/3,290.06
  6. Step 6: Final answer
    x = 2,757.72

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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.