Home / 9,020.40-13,531.01-3,471.77

Finding the Fourth Proportional to 9,020.40, 13,531.01 and 3,471.77

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Solution

The fourth proportional to 9,020.40, 13,531.01 and 3,471.77 is: 5,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.40 : 13,531.01 = 3,471.77 : x
  2. Step 2: Convert to fraction form
    9,020.40/13,531.01 = 3,471.77/x
  3. Step 3: Cross multiply
    9,020.40x = 13,531.01 × 3,471.77
  4. Step 4: Simplify right side
    9,020.40x = 46,976,469.57
  5. Step 5: Solve for x
    x = 46,976,469.57/9,020.40
  6. Step 6: Final answer
    x = 5,207.80

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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.