Home / 3,619.06-4,991.56-2,627.62

Finding the Fourth Proportional to 3,619.06, 4,991.56 and 2,627.62

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Solution

The fourth proportional to 3,619.06, 4,991.56 and 2,627.62 is: 3,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.06 : 4,991.56 = 2,627.62 : x
  2. Step 2: Convert to fraction form
    3,619.06/4,991.56 = 2,627.62/x
  3. Step 3: Cross multiply
    3,619.06x = 4,991.56 × 2,627.62
  4. Step 4: Simplify right side
    3,619.06x = 13,115,922.89
  5. Step 5: Solve for x
    x = 13,115,922.89/3,619.06
  6. Step 6: Final answer
    x = 3,624.12

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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.