Home / 1,648.21-2,468.67-1,363.54

Finding the Fourth Proportional to 1,648.21, 2,468.67 and 1,363.54

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Solution

The fourth proportional to 1,648.21, 2,468.67 and 1,363.54 is: 2,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648.21 : 2,468.67 = 1,363.54 : x
  2. Step 2: Convert to fraction form
    1,648.21/2,468.67 = 1,363.54/x
  3. Step 3: Cross multiply
    1,648.21x = 2,468.67 × 1,363.54
  4. Step 4: Simplify right side
    1,648.21x = 3,366,130.29
  5. Step 5: Solve for x
    x = 3,366,130.29/1,648.21
  6. Step 6: Final answer
    x = 2,042.29

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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.