Home / 3,627.10-5,005.86-2,211.23

Finding the Fourth Proportional to 3,627.10, 5,005.86 and 2,211.23

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Solution

The fourth proportional to 3,627.10, 5,005.86 and 2,211.23 is: 3,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.10 : 5,005.86 = 2,211.23 : x
  2. Step 2: Convert to fraction form
    3,627.10/5,005.86 = 2,211.23/x
  3. Step 3: Cross multiply
    3,627.10x = 5,005.86 × 2,211.23
  4. Step 4: Simplify right side
    3,627.10x = 11,069,112.03
  5. Step 5: Solve for x
    x = 11,069,112.03/3,627.10
  6. Step 6: Final answer
    x = 3,051.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.