Home / 9,467.60-13,065.11-5,160.73

Finding the Fourth Proportional to 9,467.60, 13,065.11 and 5,160.73

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Solution

The fourth proportional to 9,467.60, 13,065.11 and 5,160.73 is: 7,121.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,467.60 : 13,065.11 = 5,160.73 : x
  2. Step 2: Convert to fraction form
    9,467.60/13,065.11 = 5,160.73/x
  3. Step 3: Cross multiply
    9,467.60x = 13,065.11 × 5,160.73
  4. Step 4: Simplify right side
    9,467.60x = 67,425,561.28
  5. Step 5: Solve for x
    x = 67,425,561.28/9,467.60
  6. Step 6: Final answer
    x = 7,121.71

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1.5x scale

Why These Related Problems?

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