Home / 1,644.36-2,466.54-1,607.91

Finding the Fourth Proportional to 1,644.36, 2,466.54 and 1,607.91

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Solution

The fourth proportional to 1,644.36, 2,466.54 and 1,607.91 is: 2,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.36 : 2,466.54 = 1,607.91 : x
  2. Step 2: Convert to fraction form
    1,644.36/2,466.54 = 1,607.91/x
  3. Step 3: Cross multiply
    1,644.36x = 2,466.54 × 1,607.91
  4. Step 4: Simplify right side
    1,644.36x = 3,965,974.33
  5. Step 5: Solve for x
    x = 3,965,974.33/1,644.36
  6. Step 6: Final answer
    x = 2,411.87

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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.