Home / 3,627.96-5,008.16-2,211.68

Finding the Fourth Proportional to 3,627.96, 5,008.16 and 2,211.68

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Solution

The fourth proportional to 3,627.96, 5,008.16 and 2,211.68 is: 3,053.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.96 : 5,008.16 = 2,211.68 : x
  2. Step 2: Convert to fraction form
    3,627.96/5,008.16 = 2,211.68/x
  3. Step 3: Cross multiply
    3,627.96x = 5,008.16 × 2,211.68
  4. Step 4: Simplify right side
    3,627.96x = 11,076,447.31
  5. Step 5: Solve for x
    x = 11,076,447.31/3,627.96
  6. Step 6: Final answer
    x = 3,053.08

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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.