Home / 7,223.73-10,841.78-5,148.81

Finding the Fourth Proportional to 7,223.73, 10,841.78 and 5,148.81

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Solution

The fourth proportional to 7,223.73, 10,841.78 and 5,148.81 is: 7,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.73 : 10,841.78 = 5,148.81 : x
  2. Step 2: Convert to fraction form
    7,223.73/10,841.78 = 5,148.81/x
  3. Step 3: Cross multiply
    7,223.73x = 10,841.78 × 5,148.81
  4. Step 4: Simplify right side
    7,223.73x = 55,822,239.54
  5. Step 5: Solve for x
    x = 55,822,239.54/7,223.73
  6. Step 6: Final answer
    x = 7,727.62

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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.