Home / 4,657.13-6,976.32-2,154.79

Finding the Fourth Proportional to 4,657.13, 6,976.32 and 2,154.79

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Solution

The fourth proportional to 4,657.13, 6,976.32 and 2,154.79 is: 3,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.13 : 6,976.32 = 2,154.79 : x
  2. Step 2: Convert to fraction form
    4,657.13/6,976.32 = 2,154.79/x
  3. Step 3: Cross multiply
    4,657.13x = 6,976.32 × 2,154.79
  4. Step 4: Simplify right side
    4,657.13x = 15,032,530.09
  5. Step 5: Solve for x
    x = 15,032,530.09/4,657.13
  6. Step 6: Final answer
    x = 3,227.85

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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.