Home / 11,632.17-17,441.64-7,938.87

Finding the Fourth Proportional to 11,632.17, 17,441.64 and 7,938.87

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Solution

The fourth proportional to 11,632.17, 17,441.64 and 7,938.87 is: 11,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,632.17 : 17,441.64 = 7,938.87 : x
  2. Step 2: Convert to fraction form
    11,632.17/17,441.64 = 7,938.87/x
  3. Step 3: Cross multiply
    11,632.17x = 17,441.64 × 7,938.87
  4. Step 4: Simplify right side
    11,632.17x = 138,466,912.55
  5. Step 5: Solve for x
    x = 138,466,912.55/11,632.17
  6. Step 6: Final answer
    x = 11,903.79

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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.