Home / 3,728.45-5,593.49-1,131.59

Finding the Fourth Proportional to 3,728.45, 5,593.49 and 1,131.59

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Solution

The fourth proportional to 3,728.45, 5,593.49 and 1,131.59 is: 1,697.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728.45 : 5,593.49 = 1,131.59 : x
  2. Step 2: Convert to fraction form
    3,728.45/5,593.49 = 1,131.59/x
  3. Step 3: Cross multiply
    3,728.45x = 5,593.49 × 1,131.59
  4. Step 4: Simplify right side
    3,728.45x = 6,329,549.92
  5. Step 5: Solve for x
    x = 6,329,549.92/3,728.45
  6. Step 6: Final answer
    x = 1,697.63

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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.