Home / 7,336.94-11,006.39-2,142.74

Finding the Fourth Proportional to 7,336.94, 11,006.39 and 2,142.74

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Solution

The fourth proportional to 7,336.94, 11,006.39 and 2,142.74 is: 3,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.94 : 11,006.39 = 2,142.74 : x
  2. Step 2: Convert to fraction form
    7,336.94/11,006.39 = 2,142.74/x
  3. Step 3: Cross multiply
    7,336.94x = 11,006.39 × 2,142.74
  4. Step 4: Simplify right side
    7,336.94x = 23,583,832.11
  5. Step 5: Solve for x
    x = 23,583,832.11/7,336.94
  6. Step 6: Final answer
    x = 3,214.40

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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.