Home / 3,655.05-5,043.02-2,082.84

Finding the Fourth Proportional to 3,655.05, 5,043.02 and 2,082.84

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Solution

The fourth proportional to 3,655.05, 5,043.02 and 2,082.84 is: 2,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.05 : 5,043.02 = 2,082.84 : x
  2. Step 2: Convert to fraction form
    3,655.05/5,043.02 = 2,082.84/x
  3. Step 3: Cross multiply
    3,655.05x = 5,043.02 × 2,082.84
  4. Step 4: Simplify right side
    3,655.05x = 10,503,793.36
  5. Step 5: Solve for x
    x = 10,503,793.36/3,655.05
  6. Step 6: Final answer
    x = 2,873.78

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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.