Home / 3,619.92-5,000.76-2,446.14

Finding the Fourth Proportional to 3,619.92, 5,000.76 and 2,446.14

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Solution

The fourth proportional to 3,619.92, 5,000.76 and 2,446.14 is: 3,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.92 : 5,000.76 = 2,446.14 : x
  2. Step 2: Convert to fraction form
    3,619.92/5,000.76 = 2,446.14/x
  3. Step 3: Cross multiply
    3,619.92x = 5,000.76 × 2,446.14
  4. Step 4: Simplify right side
    3,619.92x = 12,232,559.07
  5. Step 5: Solve for x
    x = 12,232,559.07/3,619.92
  6. Step 6: Final answer
    x = 3,379.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.