Home / 9,712.92-14,572.62-4,785.96

Finding the Fourth Proportional to 9,712.92, 14,572.62 and 4,785.96

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Solution

The fourth proportional to 9,712.92, 14,572.62 and 4,785.96 is: 7,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.92 : 14,572.62 = 4,785.96 : x
  2. Step 2: Convert to fraction form
    9,712.92/14,572.62 = 4,785.96/x
  3. Step 3: Cross multiply
    9,712.92x = 14,572.62 × 4,785.96
  4. Step 4: Simplify right side
    9,712.92x = 69,743,976.42
  5. Step 5: Solve for x
    x = 69,743,976.42/9,712.92
  6. Step 6: Final answer
    x = 7,180.54

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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.