Home / 4,161.41-6,242.09-2,079.30

Finding the Fourth Proportional to 4,161.41, 6,242.09 and 2,079.30

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Solution

The fourth proportional to 4,161.41, 6,242.09 and 2,079.30 is: 3,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.41 : 6,242.09 = 2,079.30 : x
  2. Step 2: Convert to fraction form
    4,161.41/6,242.09 = 2,079.30/x
  3. Step 3: Cross multiply
    4,161.41x = 6,242.09 × 2,079.30
  4. Step 4: Simplify right side
    4,161.41x = 12,979,177.74
  5. Step 5: Solve for x
    x = 12,979,177.74/4,161.41
  6. Step 6: Final answer
    x = 3,118.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.