Home / 11,184.17-16,775.21-3,787.76

Finding the Fourth Proportional to 11,184.17, 16,775.21 and 3,787.76

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Solution

The fourth proportional to 11,184.17, 16,775.21 and 3,787.76 is: 5,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.17 : 16,775.21 = 3,787.76 : x
  2. Step 2: Convert to fraction form
    11,184.17/16,775.21 = 3,787.76/x
  3. Step 3: Cross multiply
    11,184.17x = 16,775.21 × 3,787.76
  4. Step 4: Simplify right side
    11,184.17x = 63,540,520.84
  5. Step 5: Solve for x
    x = 63,540,520.84/11,184.17
  6. Step 6: Final answer
    x = 5,681.29

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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.