Home / 1,606.06-2,408.92-1,089.38

Finding the Fourth Proportional to 1,606.06, 2,408.92 and 1,089.38

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Solution

The fourth proportional to 1,606.06, 2,408.92 and 1,089.38 is: 1,633.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.06 : 2,408.92 = 1,089.38 : x
  2. Step 2: Convert to fraction form
    1,606.06/2,408.92 = 1,089.38/x
  3. Step 3: Cross multiply
    1,606.06x = 2,408.92 × 1,089.38
  4. Step 4: Simplify right side
    1,606.06x = 2,624,223.82
  5. Step 5: Solve for x
    x = 2,624,223.82/1,606.06
  6. Step 6: Final answer
    x = 1,633.95

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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.