Home / 3,540.17-5,306.61-1,896.28

Finding the Fourth Proportional to 3,540.17, 5,306.61 and 1,896.28

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Solution

The fourth proportional to 3,540.17, 5,306.61 and 1,896.28 is: 2,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.17 : 5,306.61 = 1,896.28 : x
  2. Step 2: Convert to fraction form
    3,540.17/5,306.61 = 1,896.28/x
  3. Step 3: Cross multiply
    3,540.17x = 5,306.61 × 1,896.28
  4. Step 4: Simplify right side
    3,540.17x = 10,062,812.26
  5. Step 5: Solve for x
    x = 10,062,812.26/3,540.17
  6. Step 6: Final answer
    x = 2,842.46

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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.