Home / 3,964.74-5,947.79-1,332.50

Finding the Fourth Proportional to 3,964.74, 5,947.79 and 1,332.50

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Solution

The fourth proportional to 3,964.74, 5,947.79 and 1,332.50 is: 1,998.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.74 : 5,947.79 = 1,332.50 : x
  2. Step 2: Convert to fraction form
    3,964.74/5,947.79 = 1,332.50/x
  3. Step 3: Cross multiply
    3,964.74x = 5,947.79 × 1,332.50
  4. Step 4: Simplify right side
    3,964.74x = 7,925,398.77
  5. Step 5: Solve for x
    x = 7,925,398.77/3,964.74
  6. Step 6: Final answer
    x = 1,998.97

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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.