Home / 3,629.98-5,009.46-2,213.74

Finding the Fourth Proportional to 3,629.98, 5,009.46 and 2,213.74

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Solution

The fourth proportional to 3,629.98, 5,009.46 and 2,213.74 is: 3,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.98 : 5,009.46 = 2,213.74 : x
  2. Step 2: Convert to fraction form
    3,629.98/5,009.46 = 2,213.74/x
  3. Step 3: Cross multiply
    3,629.98x = 5,009.46 × 2,213.74
  4. Step 4: Simplify right side
    3,629.98x = 11,089,641.98
  5. Step 5: Solve for x
    x = 11,089,641.98/3,629.98
  6. Step 6: Final answer
    x = 3,055.01

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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.