Home / 5,222.73-7,207.47-2,864.73

Finding the Fourth Proportional to 5,222.73, 7,207.47 and 2,864.73

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Solution

The fourth proportional to 5,222.73, 7,207.47 and 2,864.73 is: 3,953.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.73 : 7,207.47 = 2,864.73 : x
  2. Step 2: Convert to fraction form
    5,222.73/7,207.47 = 2,864.73/x
  3. Step 3: Cross multiply
    5,222.73x = 7,207.47 × 2,864.73
  4. Step 4: Simplify right side
    5,222.73x = 20,647,455.53
  5. Step 5: Solve for x
    x = 20,647,455.53/5,222.73
  6. Step 6: Final answer
    x = 3,953.38

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Half scale
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Double scale
Find fourth proportional to 5,223.73, 7,208.85 and 2,865.73
Similar ratio
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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.