Home / 2,445.30-3,669.26-1,623.96

Finding the Fourth Proportional to 2,445.30, 3,669.26 and 1,623.96

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Solution

The fourth proportional to 2,445.30, 3,669.26 and 1,623.96 is: 2,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.30 : 3,669.26 = 1,623.96 : x
  2. Step 2: Convert to fraction form
    2,445.30/3,669.26 = 1,623.96/x
  3. Step 3: Cross multiply
    2,445.30x = 3,669.26 × 1,623.96
  4. Step 4: Simplify right side
    2,445.30x = 5,958,731.47
  5. Step 5: Solve for x
    x = 5,958,731.47/2,445.30
  6. Step 6: Final answer
    x = 2,436.81

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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.