Home / 7,913.14-11,865.99-4,627.24

Finding the Fourth Proportional to 7,913.14, 11,865.99 and 4,627.24

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Solution

The fourth proportional to 7,913.14, 11,865.99 and 4,627.24 is: 6,938.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913.14 : 11,865.99 = 4,627.24 : x
  2. Step 2: Convert to fraction form
    7,913.14/11,865.99 = 4,627.24/x
  3. Step 3: Cross multiply
    7,913.14x = 11,865.99 × 4,627.24
  4. Step 4: Simplify right side
    7,913.14x = 54,906,783.57
  5. Step 5: Solve for x
    x = 54,906,783.57/7,913.14
  6. Step 6: Final answer
    x = 6,938.68

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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.