Home / 3,551.94-5,327.91-2,910.42

Finding the Fourth Proportional to 3,551.94, 5,327.91 and 2,910.42

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Solution

The fourth proportional to 3,551.94, 5,327.91 and 2,910.42 is: 4,365.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.94 : 5,327.91 = 2,910.42 : x
  2. Step 2: Convert to fraction form
    3,551.94/5,327.91 = 2,910.42/x
  3. Step 3: Cross multiply
    3,551.94x = 5,327.91 × 2,910.42
  4. Step 4: Simplify right side
    3,551.94x = 15,506,455.82
  5. Step 5: Solve for x
    x = 15,506,455.82/3,551.94
  6. Step 6: Final answer
    x = 4,365.63

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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.