Home / 9,129.32-13,674.81-5,795.85

Finding the Fourth Proportional to 9,129.32, 13,674.81 and 5,795.85

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Solution

The fourth proportional to 9,129.32, 13,674.81 and 5,795.85 is: 8,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.32 : 13,674.81 = 5,795.85 : x
  2. Step 2: Convert to fraction form
    9,129.32/13,674.81 = 5,795.85/x
  3. Step 3: Cross multiply
    9,129.32x = 13,674.81 × 5,795.85
  4. Step 4: Simplify right side
    9,129.32x = 79,257,147.54
  5. Step 5: Solve for x
    x = 79,257,147.54/9,129.32
  6. Step 6: Final answer
    x = 8,681.61

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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.