Home / 9,265.76-13,882.37-7,715.73

Finding the Fourth Proportional to 9,265.76, 13,882.37 and 7,715.73

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Solution

The fourth proportional to 9,265.76, 13,882.37 and 7,715.73 is: 11,560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.76 : 13,882.37 = 7,715.73 : x
  2. Step 2: Convert to fraction form
    9,265.76/13,882.37 = 7,715.73/x
  3. Step 3: Cross multiply
    9,265.76x = 13,882.37 × 7,715.73
  4. Step 4: Simplify right side
    9,265.76x = 107,112,580.10
  5. Step 5: Solve for x
    x = 107,112,580.10/9,265.76
  6. Step 6: Final answer
    x = 11,560.05

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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.