Home / 3,082.46-4,626.48-1,439.96

Finding the Fourth Proportional to 3,082.46, 4,626.48 and 1,439.96

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Solution

The fourth proportional to 3,082.46, 4,626.48 and 1,439.96 is: 2,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.46 : 4,626.48 = 1,439.96 : x
  2. Step 2: Convert to fraction form
    3,082.46/4,626.48 = 1,439.96/x
  3. Step 3: Cross multiply
    3,082.46x = 4,626.48 × 1,439.96
  4. Step 4: Simplify right side
    3,082.46x = 6,661,946.14
  5. Step 5: Solve for x
    x = 6,661,946.14/3,082.46
  6. Step 6: Final answer
    x = 2,161.24

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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.