Home / 7,403.42-11,099.36-3,703.75

Finding the Fourth Proportional to 7,403.42, 11,099.36 and 3,703.75

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Solution

The fourth proportional to 7,403.42, 11,099.36 and 3,703.75 is: 5,552.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.42 : 11,099.36 = 3,703.75 : x
  2. Step 2: Convert to fraction form
    7,403.42/11,099.36 = 3,703.75/x
  3. Step 3: Cross multiply
    7,403.42x = 11,099.36 × 3,703.75
  4. Step 4: Simplify right side
    7,403.42x = 41,109,236.11
  5. Step 5: Solve for x
    x = 41,109,236.11/7,403.42
  6. Step 6: Final answer
    x = 5,552.73

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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.