Home / 1,623.54-2,435.49-1,401.96

Finding the Fourth Proportional to 1,623.54, 2,435.49 and 1,401.96

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Solution

The fourth proportional to 1,623.54, 2,435.49 and 1,401.96 is: 2,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.54 : 2,435.49 = 1,401.96 : x
  2. Step 2: Convert to fraction form
    1,623.54/2,435.49 = 1,401.96/x
  3. Step 3: Cross multiply
    1,623.54x = 2,435.49 × 1,401.96
  4. Step 4: Simplify right side
    1,623.54x = 3,414,459.56
  5. Step 5: Solve for x
    x = 3,414,459.56/1,623.54
  6. Step 6: Final answer
    x = 2,103.10

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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.