Home / 9,020.70-13,531.19-3,177.36

Finding the Fourth Proportional to 9,020.70, 13,531.19 and 3,177.36

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Solution

The fourth proportional to 9,020.70, 13,531.19 and 3,177.36 is: 4,766.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.70 : 13,531.19 = 3,177.36 : x
  2. Step 2: Convert to fraction form
    9,020.70/13,531.19 = 3,177.36/x
  3. Step 3: Cross multiply
    9,020.70x = 13,531.19 × 3,177.36
  4. Step 4: Simplify right side
    9,020.70x = 42,993,445.97
  5. Step 5: Solve for x
    x = 42,993,445.97/9,020.70
  6. Step 6: Final answer
    x = 4,766.09

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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.