Home / 3,082.05-4,253.04-1,755.81

Finding the Fourth Proportional to 3,082.05, 4,253.04 and 1,755.81

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Solution

The fourth proportional to 3,082.05, 4,253.04 and 1,755.81 is: 2,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.05 : 4,253.04 = 1,755.81 : x
  2. Step 2: Convert to fraction form
    3,082.05/4,253.04 = 1,755.81/x
  3. Step 3: Cross multiply
    3,082.05x = 4,253.04 × 1,755.81
  4. Step 4: Simplify right side
    3,082.05x = 7,467,530.16
  5. Step 5: Solve for x
    x = 7,467,530.16/3,082.05
  6. Step 6: Final answer
    x = 2,422.91

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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.