Home / 1,648.22-2,468.36-943.29

Finding the Fourth Proportional to 1,648.22, 2,468.36 and 943.29

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Solution

The fourth proportional to 1,648.22, 2,468.36 and 943.29 is: 1,412.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648.22 : 2,468.36 = 943.29 : x
  2. Step 2: Convert to fraction form
    1,648.22/2,468.36 = 943.29/x
  3. Step 3: Cross multiply
    1,648.22x = 2,468.36 × 943.29
  4. Step 4: Simplify right side
    1,648.22x = 2,328,366.96
  5. Step 5: Solve for x
    x = 2,328,366.96/1,648.22
  6. Step 6: Final answer
    x = 1,412.66

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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.