Home / 3,627.06-5,440.59-2,161.77

Finding the Fourth Proportional to 3,627.06, 5,440.59 and 2,161.77

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Solution

The fourth proportional to 3,627.06, 5,440.59 and 2,161.77 is: 3,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.06 : 5,440.59 = 2,161.77 : x
  2. Step 2: Convert to fraction form
    3,627.06/5,440.59 = 2,161.77/x
  3. Step 3: Cross multiply
    3,627.06x = 5,440.59 × 2,161.77
  4. Step 4: Simplify right side
    3,627.06x = 11,761,304.24
  5. Step 5: Solve for x
    x = 11,761,304.24/3,627.06
  6. Step 6: Final answer
    x = 3,242.66

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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.