Home / 4,048.58-5,586.96-2,280.19

Finding the Fourth Proportional to 4,048.58, 5,586.96 and 2,280.19

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Solution

The fourth proportional to 4,048.58, 5,586.96 and 2,280.19 is: 3,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.58 : 5,586.96 = 2,280.19 : x
  2. Step 2: Convert to fraction form
    4,048.58/5,586.96 = 2,280.19/x
  3. Step 3: Cross multiply
    4,048.58x = 5,586.96 × 2,280.19
  4. Step 4: Simplify right side
    4,048.58x = 12,739,324.32
  5. Step 5: Solve for x
    x = 12,739,324.32/4,048.58
  6. Step 6: Final answer
    x = 3,146.61

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Half scale
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Double 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.