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Finding the Fourth Proportional to 7,154.82, 10,733.22 and 2,223.54

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Solution

The fourth proportional to 7,154.82, 10,733.22 and 2,223.54 is: 3,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.82 : 10,733.22 = 2,223.54 : x
  2. Step 2: Convert to fraction form
    7,154.82/10,733.22 = 2,223.54/x
  3. Step 3: Cross multiply
    7,154.82x = 10,733.22 × 2,223.54
  4. Step 4: Simplify right side
    7,154.82x = 23,865,744.00
  5. Step 5: Solve for x
    x = 23,865,744.00/7,154.82
  6. Step 6: Final answer
    x = 3,335.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.