Home / 3,133.11-4,696.56-1,747.08

Finding the Fourth Proportional to 3,133.11, 4,696.56 and 1,747.08

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Solution

The fourth proportional to 3,133.11, 4,696.56 and 1,747.08 is: 2,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.11 : 4,696.56 = 1,747.08 : x
  2. Step 2: Convert to fraction form
    3,133.11/4,696.56 = 1,747.08/x
  3. Step 3: Cross multiply
    3,133.11x = 4,696.56 × 1,747.08
  4. Step 4: Simplify right side
    3,133.11x = 8,205,266.04
  5. Step 5: Solve for x
    x = 8,205,266.04/3,133.11
  6. Step 6: Final answer
    x = 2,618.89

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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.