Home / 7,953.24-11,931-2,759.52

Finding the Fourth Proportional to 7,953.24, 11,931 and 2,759.52

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Solution

The fourth proportional to 7,953.24, 11,931 and 2,759.52 is: 4,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.24 : 11,931 = 2,759.52 : x
  2. Step 2: Convert to fraction form
    7,953.24/11,931 = 2,759.52/x
  3. Step 3: Cross multiply
    7,953.24x = 11,931 × 2,759.52
  4. Step 4: Simplify right side
    7,953.24x = 32,923,833.12
  5. Step 5: Solve for x
    x = 32,923,833.12/7,953.24
  6. Step 6: Final answer
    x = 4,139.68

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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.