Home / 5,335.06-7,361.13-3,238.78

Finding the Fourth Proportional to 5,335.06, 7,361.13 and 3,238.78

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Solution

The fourth proportional to 5,335.06, 7,361.13 and 3,238.78 is: 4,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.06 : 7,361.13 = 3,238.78 : x
  2. Step 2: Convert to fraction form
    5,335.06/7,361.13 = 3,238.78/x
  3. Step 3: Cross multiply
    5,335.06x = 7,361.13 × 3,238.78
  4. Step 4: Simplify right side
    5,335.06x = 23,841,080.62
  5. Step 5: Solve for x
    x = 23,841,080.62/5,335.06
  6. Step 6: Final answer
    x = 4,468.76

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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.