Home / 11,327.72-16,966.94-5,472

Finding the Fourth Proportional to 11,327.72, 16,966.94 and 5,472

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Solution

The fourth proportional to 11,327.72, 16,966.94 and 5,472 is: 8,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.72 : 16,966.94 = 5,472 : x
  2. Step 2: Convert to fraction form
    11,327.72/16,966.94 = 5,472/x
  3. Step 3: Cross multiply
    11,327.72x = 16,966.94 × 5,472
  4. Step 4: Simplify right side
    11,327.72x = 92,843,068.32
  5. Step 5: Solve for x
    x = 92,843,068.32/11,327.72
  6. Step 6: Final answer
    x = 8,196.10

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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.