Home / 7,390.94-11,088.26-2,196.82

Finding the Fourth Proportional to 7,390.94, 11,088.26 and 2,196.82

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Solution

The fourth proportional to 7,390.94, 11,088.26 and 2,196.82 is: 3,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.94 : 11,088.26 = 2,196.82 : x
  2. Step 2: Convert to fraction form
    7,390.94/11,088.26 = 2,196.82/x
  3. Step 3: Cross multiply
    7,390.94x = 11,088.26 × 2,196.82
  4. Step 4: Simplify right side
    7,390.94x = 24,358,844.91
  5. Step 5: Solve for x
    x = 24,358,844.91/7,390.94
  6. Step 6: Final answer
    x = 3,295.77

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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.