Home / 4,104.75-6,158.10-1,331.43

Finding the Fourth Proportional to 4,104.75, 6,158.10 and 1,331.43

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Solution

The fourth proportional to 4,104.75, 6,158.10 and 1,331.43 is: 1,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.75 : 6,158.10 = 1,331.43 : x
  2. Step 2: Convert to fraction form
    4,104.75/6,158.10 = 1,331.43/x
  3. Step 3: Cross multiply
    4,104.75x = 6,158.10 × 1,331.43
  4. Step 4: Simplify right side
    4,104.75x = 8,199,079.08
  5. Step 5: Solve for x
    x = 8,199,079.08/4,104.75
  6. Step 6: Final answer
    x = 1,997.46

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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.