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Finding the Fourth Proportional to 5,593.74, 8,391.96 and 3,953.49

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Solution

The fourth proportional to 5,593.74, 8,391.96 and 3,953.49 is: 5,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.74 : 8,391.96 = 3,953.49 : x
  2. Step 2: Convert to fraction form
    5,593.74/8,391.96 = 3,953.49/x
  3. Step 3: Cross multiply
    5,593.74x = 8,391.96 × 3,953.49
  4. Step 4: Simplify right side
    5,593.74x = 33,177,529.94
  5. Step 5: Solve for x
    x = 33,177,529.94/5,593.74
  6. Step 6: Final answer
    x = 5,931.19

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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.