Home / 4,048.44-5,586.69-2,280.12

Finding the Fourth Proportional to 4,048.44, 5,586.69 and 2,280.12

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Solution

The fourth proportional to 4,048.44, 5,586.69 and 2,280.12 is: 3,146.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.44 : 5,586.69 = 2,280.12 : x
  2. Step 2: Convert to fraction form
    4,048.44/5,586.69 = 2,280.12/x
  3. Step 3: Cross multiply
    4,048.44x = 5,586.69 × 2,280.12
  4. Step 4: Simplify right side
    4,048.44x = 12,738,323.60
  5. Step 5: Solve for x
    x = 12,738,323.60/4,048.44
  6. Step 6: Final answer
    x = 3,146.48

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Half scale
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Double scale
Find fourth proportional to 4,049.44, 5,588.07 and 2,281.12
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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.