Home / 5,241.36-7,238.70-3,256.62

Finding the Fourth Proportional to 5,241.36, 7,238.70 and 3,256.62

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Solution

The fourth proportional to 5,241.36, 7,238.70 and 3,256.62 is: 4,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.36 : 7,238.70 = 3,256.62 : x
  2. Step 2: Convert to fraction form
    5,241.36/7,238.70 = 3,256.62/x
  3. Step 3: Cross multiply
    5,241.36x = 7,238.70 × 3,256.62
  4. Step 4: Simplify right side
    5,241.36x = 23,573,695.19
  5. Step 5: Solve for x
    x = 23,573,695.19/5,241.36
  6. Step 6: Final answer
    x = 4,497.63

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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.