Home / 7,223.22-10,838.28-5,005.49

Finding the Fourth Proportional to 7,223.22, 10,838.28 and 5,005.49

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Solution

The fourth proportional to 7,223.22, 10,838.28 and 5,005.49 is: 7,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.22 : 10,838.28 = 5,005.49 : x
  2. Step 2: Convert to fraction form
    7,223.22/10,838.28 = 5,005.49/x
  3. Step 3: Cross multiply
    7,223.22x = 10,838.28 × 5,005.49
  4. Step 4: Simplify right side
    7,223.22x = 54,250,847.97
  5. Step 5: Solve for x
    x = 54,250,847.97/7,223.22
  6. Step 6: Final answer
    x = 7,510.62

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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.