Home / 6,857.18-10,286.01-3,524.53

Finding the Fourth Proportional to 6,857.18, 10,286.01 and 3,524.53

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Solution

The fourth proportional to 6,857.18, 10,286.01 and 3,524.53 is: 5,286.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.18 : 10,286.01 = 3,524.53 : x
  2. Step 2: Convert to fraction form
    6,857.18/10,286.01 = 3,524.53/x
  3. Step 3: Cross multiply
    6,857.18x = 10,286.01 × 3,524.53
  4. Step 4: Simplify right side
    6,857.18x = 36,253,325.11
  5. Step 5: Solve for x
    x = 36,253,325.11/6,857.18
  6. Step 6: Final answer
    x = 5,286.92

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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.