Home / 7,908.24-11,845.20-5,125.89

Finding the Fourth Proportional to 7,908.24, 11,845.20 and 5,125.89

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Solution

The fourth proportional to 7,908.24, 11,845.20 and 5,125.89 is: 7,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.24 : 11,845.20 = 5,125.89 : x
  2. Step 2: Convert to fraction form
    7,908.24/11,845.20 = 5,125.89/x
  3. Step 3: Cross multiply
    7,908.24x = 11,845.20 × 5,125.89
  4. Step 4: Simplify right side
    7,908.24x = 60,717,192.23
  5. Step 5: Solve for x
    x = 60,717,192.23/7,908.24
  6. Step 6: Final answer
    x = 7,677.71

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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.