Home / 5,282.53-7,289.81-3,186.66

Finding the Fourth Proportional to 5,282.53, 7,289.81 and 3,186.66

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Solution

The fourth proportional to 5,282.53, 7,289.81 and 3,186.66 is: 4,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.53 : 7,289.81 = 3,186.66 : x
  2. Step 2: Convert to fraction form
    5,282.53/7,289.81 = 3,186.66/x
  3. Step 3: Cross multiply
    5,282.53x = 7,289.81 × 3,186.66
  4. Step 4: Simplify right side
    5,282.53x = 23,230,145.93
  5. Step 5: Solve for x
    x = 23,230,145.93/5,282.53
  6. Step 6: Final answer
    x = 4,397.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.