Home / 3,755.08-5,638.09-2,665.23

Finding the Fourth Proportional to 3,755.08, 5,638.09 and 2,665.23

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Solution

The fourth proportional to 3,755.08, 5,638.09 and 2,665.23 is: 4,001.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.08 : 5,638.09 = 2,665.23 : x
  2. Step 2: Convert to fraction form
    3,755.08/5,638.09 = 2,665.23/x
  3. Step 3: Cross multiply
    3,755.08x = 5,638.09 × 2,665.23
  4. Step 4: Simplify right side
    3,755.08x = 15,026,806.61
  5. Step 5: Solve for x
    x = 15,026,806.61/3,755.08
  6. Step 6: Final answer
    x = 4,001.73

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1.5x scale

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.