Home / 5,073.53-6,995.78-3,278.65

Finding the Fourth Proportional to 5,073.53, 6,995.78 and 3,278.65

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Solution

The fourth proportional to 5,073.53, 6,995.78 and 3,278.65 is: 4,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.53 : 6,995.78 = 3,278.65 : x
  2. Step 2: Convert to fraction form
    5,073.53/6,995.78 = 3,278.65/x
  3. Step 3: Cross multiply
    5,073.53x = 6,995.78 × 3,278.65
  4. Step 4: Simplify right side
    5,073.53x = 22,936,662.72
  5. Step 5: Solve for x
    x = 22,936,662.72/5,073.53
  6. Step 6: Final answer
    x = 4,520.85

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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.