Home / 3,538.04-4,882.70-1,966.12

Finding the Fourth Proportional to 3,538.04, 4,882.70 and 1,966.12

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Solution

The fourth proportional to 3,538.04, 4,882.70 and 1,966.12 is: 2,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.04 : 4,882.70 = 1,966.12 : x
  2. Step 2: Convert to fraction form
    3,538.04/4,882.70 = 1,966.12/x
  3. Step 3: Cross multiply
    3,538.04x = 4,882.70 × 1,966.12
  4. Step 4: Simplify right side
    3,538.04x = 9,599,974.12
  5. Step 5: Solve for x
    x = 9,599,974.12/3,538.04
  6. Step 6: Final answer
    x = 2,713.36

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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.