Home / 4,478.65-6,180.67-2,709.24

Finding the Fourth Proportional to 4,478.65, 6,180.67 and 2,709.24

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Solution

The fourth proportional to 4,478.65, 6,180.67 and 2,709.24 is: 3,738.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.65 : 6,180.67 = 2,709.24 : x
  2. Step 2: Convert to fraction form
    4,478.65/6,180.67 = 2,709.24/x
  3. Step 3: Cross multiply
    4,478.65x = 6,180.67 × 2,709.24
  4. Step 4: Simplify right side
    4,478.65x = 16,744,918.39
  5. Step 5: Solve for x
    x = 16,744,918.39/4,478.65
  6. Step 6: Final answer
    x = 3,738.83

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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.