Home / 3,081.03-4,251.93-1,754.94

Finding the Fourth Proportional to 3,081.03, 4,251.93 and 1,754.94

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Solution

The fourth proportional to 3,081.03, 4,251.93 and 1,754.94 is: 2,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.03 : 4,251.93 = 1,754.94 : x
  2. Step 2: Convert to fraction form
    3,081.03/4,251.93 = 1,754.94/x
  3. Step 3: Cross multiply
    3,081.03x = 4,251.93 × 1,754.94
  4. Step 4: Simplify right side
    3,081.03x = 7,461,882.03
  5. Step 5: Solve for x
    x = 7,461,882.03/3,081.03
  6. Step 6: Final answer
    x = 2,421.88

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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.