Home / 4,048.38-5,586.84-2,280.06

Finding the Fourth Proportional to 4,048.38, 5,586.84 and 2,280.06

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Solution

The fourth proportional to 4,048.38, 5,586.84 and 2,280.06 is: 3,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.38 : 5,586.84 = 2,280.06 : x
  2. Step 2: Convert to fraction form
    4,048.38/5,586.84 = 2,280.06/x
  3. Step 3: Cross multiply
    4,048.38x = 5,586.84 × 2,280.06
  4. Step 4: Simplify right side
    4,048.38x = 12,738,330.41
  5. Step 5: Solve for x
    x = 12,738,330.41/4,048.38
  6. Step 6: Final answer
    x = 3,146.53

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Half scale
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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.