Home / 5,648.19-7,793.60-3,550.83

Finding the Fourth Proportional to 5,648.19, 7,793.60 and 3,550.83

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Solution

The fourth proportional to 5,648.19, 7,793.60 and 3,550.83 is: 4,899.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.19 : 7,793.60 = 3,550.83 : x
  2. Step 2: Convert to fraction form
    5,648.19/7,793.60 = 3,550.83/x
  3. Step 3: Cross multiply
    5,648.19x = 7,793.60 × 3,550.83
  4. Step 4: Simplify right side
    5,648.19x = 27,673,730.93
  5. Step 5: Solve for x
    x = 27,673,730.93/5,648.19
  6. Step 6: Final answer
    x = 4,899.58

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Half scale
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Double scale
Find fourth proportional to 5,649.19, 7,794.97 and 3,551.83
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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.