Home / 4,257.46-6,379.94-2,146.19

Finding the Fourth Proportional to 4,257.46, 6,379.94 and 2,146.19

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Solution

The fourth proportional to 4,257.46, 6,379.94 and 2,146.19 is: 3,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.46 : 6,379.94 = 2,146.19 : x
  2. Step 2: Convert to fraction form
    4,257.46/6,379.94 = 2,146.19/x
  3. Step 3: Cross multiply
    4,257.46x = 6,379.94 × 2,146.19
  4. Step 4: Simplify right side
    4,257.46x = 13,692,552.70
  5. Step 5: Solve for x
    x = 13,692,552.70/4,257.46
  6. Step 6: Final answer
    x = 3,216.14

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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.