Home / 3,887.96-5,365.24-2,294.69

Finding the Fourth Proportional to 3,887.96, 5,365.24 and 2,294.69

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Solution

The fourth proportional to 3,887.96, 5,365.24 and 2,294.69 is: 3,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.96 : 5,365.24 = 2,294.69 : x
  2. Step 2: Convert to fraction form
    3,887.96/5,365.24 = 2,294.69/x
  3. Step 3: Cross multiply
    3,887.96x = 5,365.24 × 2,294.69
  4. Step 4: Simplify right side
    3,887.96x = 12,311,530.01
  5. Step 5: Solve for x
    x = 12,311,530.01/3,887.96
  6. Step 6: Final answer
    x = 3,166.58

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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.