Home / 7,424.11-11,134.27-2,228.77

Finding the Fourth Proportional to 7,424.11, 11,134.27 and 2,228.77

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Solution

The fourth proportional to 7,424.11, 11,134.27 and 2,228.77 is: 3,342.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.11 : 11,134.27 = 2,228.77 : x
  2. Step 2: Convert to fraction form
    7,424.11/11,134.27 = 2,228.77/x
  3. Step 3: Cross multiply
    7,424.11x = 11,134.27 × 2,228.77
  4. Step 4: Simplify right side
    7,424.11x = 24,815,726.95
  5. Step 5: Solve for x
    x = 24,815,726.95/7,424.11
  6. Step 6: Final answer
    x = 3,342.59

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1.5x scale

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.