Home / 6,926.97-10,372.21-4,147.05

Finding the Fourth Proportional to 6,926.97, 10,372.21 and 4,147.05

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Solution

The fourth proportional to 6,926.97, 10,372.21 and 4,147.05 is: 6,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.97 : 10,372.21 = 4,147.05 : x
  2. Step 2: Convert to fraction form
    6,926.97/10,372.21 = 4,147.05/x
  3. Step 3: Cross multiply
    6,926.97x = 10,372.21 × 4,147.05
  4. Step 4: Simplify right side
    6,926.97x = 43,014,073.48
  5. Step 5: Solve for x
    x = 43,014,073.48/6,926.97
  6. Step 6: Final answer
    x = 6,209.65

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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.