Home / 3,937.44-5,436-3,500.08

Finding the Fourth Proportional to 3,937.44, 5,436 and 3,500.08

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Solution

The fourth proportional to 3,937.44, 5,436 and 3,500.08 is: 4,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.44 : 5,436 = 3,500.08 : x
  2. Step 2: Convert to fraction form
    3,937.44/5,436 = 3,500.08/x
  3. Step 3: Cross multiply
    3,937.44x = 5,436 × 3,500.08
  4. Step 4: Simplify right side
    3,937.44x = 19,026,434.88
  5. Step 5: Solve for x
    x = 19,026,434.88/3,937.44
  6. Step 6: Final answer
    x = 4,832.18

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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.