Home / 4,872.40-7,308.44-1,949.92

Finding the Fourth Proportional to 4,872.40, 7,308.44 and 1,949.92

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Solution

The fourth proportional to 4,872.40, 7,308.44 and 1,949.92 is: 2,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.40 : 7,308.44 = 1,949.92 : x
  2. Step 2: Convert to fraction form
    4,872.40/7,308.44 = 1,949.92/x
  3. Step 3: Cross multiply
    4,872.40x = 7,308.44 × 1,949.92
  4. Step 4: Simplify right side
    4,872.40x = 14,250,873.32
  5. Step 5: Solve for x
    x = 14,250,873.32/4,872.40
  6. Step 6: Final answer
    x = 2,924.82

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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.