Home / 1,644.50-2,466.75-1,603.19

Finding the Fourth Proportional to 1,644.50, 2,466.75 and 1,603.19

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Solution

The fourth proportional to 1,644.50, 2,466.75 and 1,603.19 is: 2,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.50 : 2,466.75 = 1,603.19 : x
  2. Step 2: Convert to fraction form
    1,644.50/2,466.75 = 1,603.19/x
  3. Step 3: Cross multiply
    1,644.50x = 2,466.75 × 1,603.19
  4. Step 4: Simplify right side
    1,644.50x = 3,954,668.93
  5. Step 5: Solve for x
    x = 3,954,668.93/1,644.50
  6. Step 6: Final answer
    x = 2,404.79

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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.