Home / 4,119.22-5,681.78-2,704.19

Finding the Fourth Proportional to 4,119.22, 5,681.78 and 2,704.19

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Solution

The fourth proportional to 4,119.22, 5,681.78 and 2,704.19 is: 3,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.22 : 5,681.78 = 2,704.19 : x
  2. Step 2: Convert to fraction form
    4,119.22/5,681.78 = 2,704.19/x
  3. Step 3: Cross multiply
    4,119.22x = 5,681.78 × 2,704.19
  4. Step 4: Simplify right side
    4,119.22x = 15,364,580.87
  5. Step 5: Solve for x
    x = 15,364,580.87/4,119.22
  6. Step 6: Final answer
    x = 3,729.97

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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.