Home / 1,808.28-2,710.26-1,157.04

Finding the Fourth Proportional to 1,808.28, 2,710.26 and 1,157.04

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Solution

The fourth proportional to 1,808.28, 2,710.26 and 1,157.04 is: 1,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.28 : 2,710.26 = 1,157.04 : x
  2. Step 2: Convert to fraction form
    1,808.28/2,710.26 = 1,157.04/x
  3. Step 3: Cross multiply
    1,808.28x = 2,710.26 × 1,157.04
  4. Step 4: Simplify right side
    1,808.28x = 3,135,879.23
  5. Step 5: Solve for x
    x = 3,135,879.23/1,808.28
  6. Step 6: Final answer
    x = 1,734.18

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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.