Home / 3,409.44-5,114.16-1,101.12

Finding the Fourth Proportional to 3,409.44, 5,114.16 and 1,101.12

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Solution

The fourth proportional to 3,409.44, 5,114.16 and 1,101.12 is: 1,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.44 : 5,114.16 = 1,101.12 : x
  2. Step 2: Convert to fraction form
    3,409.44/5,114.16 = 1,101.12/x
  3. Step 3: Cross multiply
    3,409.44x = 5,114.16 × 1,101.12
  4. Step 4: Simplify right side
    3,409.44x = 5,631,303.86
  5. Step 5: Solve for x
    x = 5,631,303.86/3,409.44
  6. Step 6: Final answer
    x = 1,651.68

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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.