Home / 4,694.93-6,478.56-2,806.13

Finding the Fourth Proportional to 4,694.93, 6,478.56 and 2,806.13

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Solution

The fourth proportional to 4,694.93, 6,478.56 and 2,806.13 is: 3,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.93 : 6,478.56 = 2,806.13 : x
  2. Step 2: Convert to fraction form
    4,694.93/6,478.56 = 2,806.13/x
  3. Step 3: Cross multiply
    4,694.93x = 6,478.56 × 2,806.13
  4. Step 4: Simplify right side
    4,694.93x = 18,179,709.92
  5. Step 5: Solve for x
    x = 18,179,709.92/4,694.93
  6. Step 6: Final answer
    x = 3,872.20

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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.