Home / 5,243.74-7,238.73-3,732.28

Finding the Fourth Proportional to 5,243.74, 7,238.73 and 3,732.28

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Solution

The fourth proportional to 5,243.74, 7,238.73 and 3,732.28 is: 5,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.74 : 7,238.73 = 3,732.28 : x
  2. Step 2: Convert to fraction form
    5,243.74/7,238.73 = 3,732.28/x
  3. Step 3: Cross multiply
    5,243.74x = 7,238.73 × 3,732.28
  4. Step 4: Simplify right side
    5,243.74x = 27,016,967.20
  5. Step 5: Solve for x
    x = 27,016,967.20/5,243.74
  6. Step 6: Final answer
    x = 5,152.23

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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.