Home / 3,168.21-4,371.06-2,050.56

Finding the Fourth Proportional to 3,168.21, 4,371.06 and 2,050.56

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Solution

The fourth proportional to 3,168.21, 4,371.06 and 2,050.56 is: 2,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.21 : 4,371.06 = 2,050.56 : x
  2. Step 2: Convert to fraction form
    3,168.21/4,371.06 = 2,050.56/x
  3. Step 3: Cross multiply
    3,168.21x = 4,371.06 × 2,050.56
  4. Step 4: Simplify right side
    3,168.21x = 8,963,120.79
  5. Step 5: Solve for x
    x = 8,963,120.79/3,168.21
  6. Step 6: Final answer
    x = 2,829.08

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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.