Home / 6,817.15-10,225.85-2,137.05

Finding the Fourth Proportional to 6,817.15, 10,225.85 and 2,137.05

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Solution

The fourth proportional to 6,817.15, 10,225.85 and 2,137.05 is: 3,205.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.15 : 10,225.85 = 2,137.05 : x
  2. Step 2: Convert to fraction form
    6,817.15/10,225.85 = 2,137.05/x
  3. Step 3: Cross multiply
    6,817.15x = 10,225.85 × 2,137.05
  4. Step 4: Simplify right side
    6,817.15x = 21,853,142.06
  5. Step 5: Solve for x
    x = 21,853,142.06/6,817.15
  6. Step 6: Final answer
    x = 3,205.61

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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.