Home / 7,247.80-10,875.82-3,087.38

Finding the Fourth Proportional to 7,247.80, 10,875.82 and 3,087.38

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Solution

The fourth proportional to 7,247.80, 10,875.82 and 3,087.38 is: 4,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.80 : 10,875.82 = 3,087.38 : x
  2. Step 2: Convert to fraction form
    7,247.80/10,875.82 = 3,087.38/x
  3. Step 3: Cross multiply
    7,247.80x = 10,875.82 × 3,087.38
  4. Step 4: Simplify right side
    7,247.80x = 33,577,768.53
  5. Step 5: Solve for x
    x = 33,577,768.53/7,247.80
  6. Step 6: Final answer
    x = 4,632.82

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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.