Home / 1,808.19-2,708.64-1,346.49

Finding the Fourth Proportional to 1,808.19, 2,708.64 and 1,346.49

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Solution

The fourth proportional to 1,808.19, 2,708.64 and 1,346.49 is: 2,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.19 : 2,708.64 = 1,346.49 : x
  2. Step 2: Convert to fraction form
    1,808.19/2,708.64 = 1,346.49/x
  3. Step 3: Cross multiply
    1,808.19x = 2,708.64 × 1,346.49
  4. Step 4: Simplify right side
    1,808.19x = 3,647,156.67
  5. Step 5: Solve for x
    x = 3,647,156.67/1,808.19
  6. Step 6: Final answer
    x = 2,017.02

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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.