Home / 3,290.06-4,934.57-1,098.79

Finding the Fourth Proportional to 3,290.06, 4,934.57 and 1,098.79

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Solution

The fourth proportional to 3,290.06, 4,934.57 and 1,098.79 is: 1,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.06 : 4,934.57 = 1,098.79 : x
  2. Step 2: Convert to fraction form
    3,290.06/4,934.57 = 1,098.79/x
  3. Step 3: Cross multiply
    3,290.06x = 4,934.57 × 1,098.79
  4. Step 4: Simplify right side
    3,290.06x = 5,422,056.17
  5. Step 5: Solve for x
    x = 5,422,056.17/3,290.06
  6. Step 6: Final answer
    x = 1,648.01

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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.