Home / 3,410.20-4,703.55-2,082.81

Finding the Fourth Proportional to 3,410.20, 4,703.55 and 2,082.81

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Solution

The fourth proportional to 3,410.20, 4,703.55 and 2,082.81 is: 2,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.20 : 4,703.55 = 2,082.81 : x
  2. Step 2: Convert to fraction form
    3,410.20/4,703.55 = 2,082.81/x
  3. Step 3: Cross multiply
    3,410.20x = 4,703.55 × 2,082.81
  4. Step 4: Simplify right side
    3,410.20x = 9,796,600.98
  5. Step 5: Solve for x
    x = 9,796,600.98/3,410.20
  6. Step 6: Final answer
    x = 2,872.74

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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.