Home / 3,291.44-4,935.72-1,100.48

Finding the Fourth Proportional to 3,291.44, 4,935.72 and 1,100.48

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Solution

The fourth proportional to 3,291.44, 4,935.72 and 1,100.48 is: 1,650.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.44 : 4,935.72 = 1,100.48 : x
  2. Step 2: Convert to fraction form
    3,291.44/4,935.72 = 1,100.48/x
  3. Step 3: Cross multiply
    3,291.44x = 4,935.72 × 1,100.48
  4. Step 4: Simplify right side
    3,291.44x = 5,431,661.15
  5. Step 5: Solve for x
    x = 5,431,661.15/3,291.44
  6. Step 6: Final answer
    x = 1,650.24

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.