Home / 4,611.92-6,366.28-3,119.12

Finding the Fourth Proportional to 4,611.92, 6,366.28 and 3,119.12

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Solution

The fourth proportional to 4,611.92, 6,366.28 and 3,119.12 is: 4,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.92 : 6,366.28 = 3,119.12 : x
  2. Step 2: Convert to fraction form
    4,611.92/6,366.28 = 3,119.12/x
  3. Step 3: Cross multiply
    4,611.92x = 6,366.28 × 3,119.12
  4. Step 4: Simplify right side
    4,611.92x = 19,857,191.27
  5. Step 5: Solve for x
    x = 19,857,191.27/4,611.92
  6. Step 6: Final answer
    x = 4,305.62

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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.