Home / 5,764.62-7,950.92-3,972.69

Finding the Fourth Proportional to 5,764.62, 7,950.92 and 3,972.69

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Solution

The fourth proportional to 5,764.62, 7,950.92 and 3,972.69 is: 5,479.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,764.62 : 7,950.92 = 3,972.69 : x
  2. Step 2: Convert to fraction form
    5,764.62/7,950.92 = 3,972.69/x
  3. Step 3: Cross multiply
    5,764.62x = 7,950.92 × 3,972.69
  4. Step 4: Simplify right side
    5,764.62x = 31,586,520.51
  5. Step 5: Solve for x
    x = 31,586,520.51/5,764.62
  6. Step 6: Final answer
    x = 5,479.38

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1.5x scale

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.