Home / 7,336.41-11,006.89-2,142.28

Finding the Fourth Proportional to 7,336.41, 11,006.89 and 2,142.28

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Solution

The fourth proportional to 7,336.41, 11,006.89 and 2,142.28 is: 3,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.41 : 11,006.89 = 2,142.28 : x
  2. Step 2: Convert to fraction form
    7,336.41/11,006.89 = 2,142.28/x
  3. Step 3: Cross multiply
    7,336.41x = 11,006.89 × 2,142.28
  4. Step 4: Simplify right side
    7,336.41x = 23,579,848.71
  5. Step 5: Solve for x
    x = 23,579,848.71/7,336.41
  6. Step 6: Final answer
    x = 3,214.09

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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.