Home / 3,593.12-5,388.89-1,127.61

Finding the Fourth Proportional to 3,593.12, 5,388.89 and 1,127.61

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Solution

The fourth proportional to 3,593.12, 5,388.89 and 1,127.61 is: 1,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.12 : 5,388.89 = 1,127.61 : x
  2. Step 2: Convert to fraction form
    3,593.12/5,388.89 = 1,127.61/x
  3. Step 3: Cross multiply
    3,593.12x = 5,388.89 × 1,127.61
  4. Step 4: Simplify right side
    3,593.12x = 6,076,566.25
  5. Step 5: Solve for x
    x = 6,076,566.25/3,593.12
  6. Step 6: Final answer
    x = 1,691.17

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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.