Home / 2,811.08-4,233.38-2,450.36

Finding the Fourth Proportional to 2,811.08, 4,233.38 and 2,450.36

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Solution

The fourth proportional to 2,811.08, 4,233.38 and 2,450.36 is: 3,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811.08 : 4,233.38 = 2,450.36 : x
  2. Step 2: Convert to fraction form
    2,811.08/4,233.38 = 2,450.36/x
  3. Step 3: Cross multiply
    2,811.08x = 4,233.38 × 2,450.36
  4. Step 4: Simplify right side
    2,811.08x = 10,373,305.02
  5. Step 5: Solve for x
    x = 10,373,305.02/2,811.08
  6. Step 6: Final answer
    x = 3,690.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.