Home / 4,082.12-5,633.34-2,219.12

Finding the Fourth Proportional to 4,082.12, 5,633.34 and 2,219.12

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Solution

The fourth proportional to 4,082.12, 5,633.34 and 2,219.12 is: 3,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.12 : 5,633.34 = 2,219.12 : x
  2. Step 2: Convert to fraction form
    4,082.12/5,633.34 = 2,219.12/x
  3. Step 3: Cross multiply
    4,082.12x = 5,633.34 × 2,219.12
  4. Step 4: Simplify right side
    4,082.12x = 12,501,057.46
  5. Step 5: Solve for x
    x = 12,501,057.46/4,082.12
  6. Step 6: Final answer
    x = 3,062.39

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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.