Home / 3,538.22-4,882.28-1,966.01

Finding the Fourth Proportional to 3,538.22, 4,882.28 and 1,966.01

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Solution

The fourth proportional to 3,538.22, 4,882.28 and 1,966.01 is: 2,712.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.22 : 4,882.28 = 1,966.01 : x
  2. Step 2: Convert to fraction form
    3,538.22/4,882.28 = 1,966.01/x
  3. Step 3: Cross multiply
    3,538.22x = 4,882.28 × 1,966.01
  4. Step 4: Simplify right side
    3,538.22x = 9,598,577.06
  5. Step 5: Solve for x
    x = 9,598,577.06/3,538.22
  6. Step 6: Final answer
    x = 2,712.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.