Home / 7,947.73-11,924.72-3,018.68

Finding the Fourth Proportional to 7,947.73, 11,924.72 and 3,018.68

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Solution

The fourth proportional to 7,947.73, 11,924.72 and 3,018.68 is: 4,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.73 : 11,924.72 = 3,018.68 : x
  2. Step 2: Convert to fraction form
    7,947.73/11,924.72 = 3,018.68/x
  3. Step 3: Cross multiply
    7,947.73x = 11,924.72 × 3,018.68
  4. Step 4: Simplify right side
    7,947.73x = 35,996,913.77
  5. Step 5: Solve for x
    x = 35,996,913.77/7,947.73
  6. Step 6: Final answer
    x = 4,529.21

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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.