Home / 4,156.67-6,236.27-1,815.57

Finding the Fourth Proportional to 4,156.67, 6,236.27 and 1,815.57

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Solution

The fourth proportional to 4,156.67, 6,236.27 and 1,815.57 is: 2,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.67 : 6,236.27 = 1,815.57 : x
  2. Step 2: Convert to fraction form
    4,156.67/6,236.27 = 1,815.57/x
  3. Step 3: Cross multiply
    4,156.67x = 6,236.27 × 1,815.57
  4. Step 4: Simplify right side
    4,156.67x = 11,322,344.46
  5. Step 5: Solve for x
    x = 11,322,344.46/4,156.67
  6. Step 6: Final answer
    x = 2,723.90

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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.