Home / 5,233.40-7,220.30-3,243.23

Finding the Fourth Proportional to 5,233.40, 7,220.30 and 3,243.23

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Solution

The fourth proportional to 5,233.40, 7,220.30 and 3,243.23 is: 4,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.40 : 7,220.30 = 3,243.23 : x
  2. Step 2: Convert to fraction form
    5,233.40/7,220.30 = 3,243.23/x
  3. Step 3: Cross multiply
    5,233.40x = 7,220.30 × 3,243.23
  4. Step 4: Simplify right side
    5,233.40x = 23,417,093.57
  5. Step 5: Solve for x
    x = 23,417,093.57/5,233.40
  6. Step 6: Final answer
    x = 4,474.55

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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.