Home / 5,054.62-6,976.29-2,929.90

Finding the Fourth Proportional to 5,054.62, 6,976.29 and 2,929.90

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Solution

The fourth proportional to 5,054.62, 6,976.29 and 2,929.90 is: 4,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.62 : 6,976.29 = 2,929.90 : x
  2. Step 2: Convert to fraction form
    5,054.62/6,976.29 = 2,929.90/x
  3. Step 3: Cross multiply
    5,054.62x = 6,976.29 × 2,929.90
  4. Step 4: Simplify right side
    5,054.62x = 20,439,832.07
  5. Step 5: Solve for x
    x = 20,439,832.07/5,054.62
  6. Step 6: Final answer
    x = 4,043.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.