Home / 7,680.06-11,529.93-5,225.82

Finding the Fourth Proportional to 7,680.06, 11,529.93 and 5,225.82

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Solution

The fourth proportional to 7,680.06, 11,529.93 and 5,225.82 is: 7,845.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.06 : 11,529.93 = 5,225.82 : x
  2. Step 2: Convert to fraction form
    7,680.06/11,529.93 = 5,225.82/x
  3. Step 3: Cross multiply
    7,680.06x = 11,529.93 × 5,225.82
  4. Step 4: Simplify right side
    7,680.06x = 60,253,338.79
  5. Step 5: Solve for x
    x = 60,253,338.79/7,680.06
  6. Step 6: Final answer
    x = 7,845.43

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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.