Home / 6,836.22-10,255.10-2,156.90

Finding the Fourth Proportional to 6,836.22, 10,255.10 and 2,156.90

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Solution

The fourth proportional to 6,836.22, 10,255.10 and 2,156.90 is: 3,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.22 : 10,255.10 = 2,156.90 : x
  2. Step 2: Convert to fraction form
    6,836.22/10,255.10 = 2,156.90/x
  3. Step 3: Cross multiply
    6,836.22x = 10,255.10 × 2,156.90
  4. Step 4: Simplify right side
    6,836.22x = 22,119,163.13
  5. Step 5: Solve for x
    x = 22,119,163.13/6,836.22
  6. Step 6: Final answer
    x = 3,235.58

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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.