Home / 11,228.18-15,494.87-6,192.72

Finding the Fourth Proportional to 11,228.18, 15,494.87 and 6,192.72

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Solution

The fourth proportional to 11,228.18, 15,494.87 and 6,192.72 is: 8,545.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.18 : 15,494.87 = 6,192.72 : x
  2. Step 2: Convert to fraction form
    11,228.18/15,494.87 = 6,192.72/x
  3. Step 3: Cross multiply
    11,228.18x = 15,494.87 × 6,192.72
  4. Step 4: Simplify right side
    11,228.18x = 95,955,406.83
  5. Step 5: Solve for x
    x = 95,955,406.83/11,228.18
  6. Step 6: Final answer
    x = 8,545.95

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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.