Home / 10,535.97-15,806.24-3,141.03

Finding the Fourth Proportional to 10,535.97, 15,806.24 and 3,141.03

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Solution

The fourth proportional to 10,535.97, 15,806.24 and 3,141.03 is: 4,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.97 : 15,806.24 = 3,141.03 : x
  2. Step 2: Convert to fraction form
    10,535.97/15,806.24 = 3,141.03/x
  3. Step 3: Cross multiply
    10,535.97x = 15,806.24 × 3,141.03
  4. Step 4: Simplify right side
    10,535.97x = 49,647,858.32
  5. Step 5: Solve for x
    x = 49,647,858.32/10,535.97
  6. Step 6: Final answer
    x = 4,712.22

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1.5x scale

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.