Home / 3,974.06-5,943.60-3,538.40

Finding the Fourth Proportional to 3,974.06, 5,943.60 and 3,538.40

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Solution

The fourth proportional to 3,974.06, 5,943.60 and 3,538.40 is: 5,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.06 : 5,943.60 = 3,538.40 : x
  2. Step 2: Convert to fraction form
    3,974.06/5,943.60 = 3,538.40/x
  3. Step 3: Cross multiply
    3,974.06x = 5,943.60 × 3,538.40
  4. Step 4: Simplify right side
    3,974.06x = 21,030,834.24
  5. Step 5: Solve for x
    x = 21,030,834.24/3,974.06
  6. Step 6: Final answer
    x = 5,292.03

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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.