Home / 2,736.08-4,102.23-1,808.84

Finding the Fourth Proportional to 2,736.08, 4,102.23 and 1,808.84

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Solution

The fourth proportional to 2,736.08, 4,102.23 and 1,808.84 is: 2,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.08 : 4,102.23 = 1,808.84 : x
  2. Step 2: Convert to fraction form
    2,736.08/4,102.23 = 1,808.84/x
  3. Step 3: Cross multiply
    2,736.08x = 4,102.23 × 1,808.84
  4. Step 4: Simplify right side
    2,736.08x = 7,420,273.04
  5. Step 5: Solve for x
    x = 7,420,273.04/2,736.08
  6. Step 6: Final answer
    x = 2,712.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.