Home / 5,233.29-7,221.80-2,875.43

Finding the Fourth Proportional to 5,233.29, 7,221.80 and 2,875.43

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Solution

The fourth proportional to 5,233.29, 7,221.80 and 2,875.43 is: 3,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.29 : 7,221.80 = 2,875.43 : x
  2. Step 2: Convert to fraction form
    5,233.29/7,221.80 = 2,875.43/x
  3. Step 3: Cross multiply
    5,233.29x = 7,221.80 × 2,875.43
  4. Step 4: Simplify right side
    5,233.29x = 20,765,766.00
  5. Step 5: Solve for x
    x = 20,765,766.00/5,233.29
  6. Step 6: Final answer
    x = 3,968.02

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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.