Home / 5,945.28-8,204.78-3,587.38

Finding the Fourth Proportional to 5,945.28, 8,204.78 and 3,587.38

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Solution

The fourth proportional to 5,945.28, 8,204.78 and 3,587.38 is: 4,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.28 : 8,204.78 = 3,587.38 : x
  2. Step 2: Convert to fraction form
    5,945.28/8,204.78 = 3,587.38/x
  3. Step 3: Cross multiply
    5,945.28x = 8,204.78 × 3,587.38
  4. Step 4: Simplify right side
    5,945.28x = 29,433,663.68
  5. Step 5: Solve for x
    x = 29,433,663.68/5,945.28
  6. Step 6: Final answer
    x = 4,950.76

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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.