Home / 4,769.29-6,579.42-2,778.67

Finding the Fourth Proportional to 4,769.29, 6,579.42 and 2,778.67

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Solution

The fourth proportional to 4,769.29, 6,579.42 and 2,778.67 is: 3,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.29 : 6,579.42 = 2,778.67 : x
  2. Step 2: Convert to fraction form
    4,769.29/6,579.42 = 2,778.67/x
  3. Step 3: Cross multiply
    4,769.29x = 6,579.42 × 2,778.67
  4. Step 4: Simplify right side
    4,769.29x = 18,282,036.97
  5. Step 5: Solve for x
    x = 18,282,036.97/4,769.29
  6. Step 6: Final answer
    x = 3,833.28

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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.