Home / 5,231.48-7,222.82-3,637.59

Finding the Fourth Proportional to 5,231.48, 7,222.82 and 3,637.59

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Solution

The fourth proportional to 5,231.48, 7,222.82 and 3,637.59 is: 5,022.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.48 : 7,222.82 = 3,637.59 : x
  2. Step 2: Convert to fraction form
    5,231.48/7,222.82 = 3,637.59/x
  3. Step 3: Cross multiply
    5,231.48x = 7,222.82 × 3,637.59
  4. Step 4: Simplify right side
    5,231.48x = 26,273,639.62
  5. Step 5: Solve for x
    x = 26,273,639.62/5,231.48
  6. Step 6: Final answer
    x = 5,022.22

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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.