Home / 11,184.78-16,772.58-4,165.26

Finding the Fourth Proportional to 11,184.78, 16,772.58 and 4,165.26

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Solution

The fourth proportional to 11,184.78, 16,772.58 and 4,165.26 is: 6,246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.78 : 16,772.58 = 4,165.26 : x
  2. Step 2: Convert to fraction form
    11,184.78/16,772.58 = 4,165.26/x
  3. Step 3: Cross multiply
    11,184.78x = 16,772.58 × 4,165.26
  4. Step 4: Simplify right side
    11,184.78x = 69,862,156.57
  5. Step 5: Solve for x
    x = 69,862,156.57/11,184.78
  6. Step 6: Final answer
    x = 6,246.18

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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.