Home / 7,292.41-10,938.62-4,711.75

Finding the Fourth Proportional to 7,292.41, 10,938.62 and 4,711.75

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Solution

The fourth proportional to 7,292.41, 10,938.62 and 4,711.75 is: 7,067.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.41 : 10,938.62 = 4,711.75 : x
  2. Step 2: Convert to fraction form
    7,292.41/10,938.62 = 4,711.75/x
  3. Step 3: Cross multiply
    7,292.41x = 10,938.62 × 4,711.75
  4. Step 4: Simplify right side
    7,292.41x = 51,540,027.22
  5. Step 5: Solve for x
    x = 51,540,027.22/7,292.41
  6. Step 6: Final answer
    x = 7,067.63

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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.