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Finding the Fourth Proportional to 4,801.86, 7,202.79 and 3,707.82

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Solution

The fourth proportional to 4,801.86, 7,202.79 and 3,707.82 is: 5,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.86 : 7,202.79 = 3,707.82 : x
  2. Step 2: Convert to fraction form
    4,801.86/7,202.79 = 3,707.82/x
  3. Step 3: Cross multiply
    4,801.86x = 7,202.79 × 3,707.82
  4. Step 4: Simplify right side
    4,801.86x = 26,706,648.82
  5. Step 5: Solve for x
    x = 26,706,648.82/4,801.86
  6. Step 6: Final answer
    x = 5,561.73

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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.