Home / 11,189.14-16,787.18-4,615.85

Finding the Fourth Proportional to 11,189.14, 16,787.18 and 4,615.85

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Solution

The fourth proportional to 11,189.14, 16,787.18 and 4,615.85 is: 6,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.14 : 16,787.18 = 4,615.85 : x
  2. Step 2: Convert to fraction form
    11,189.14/16,787.18 = 4,615.85/x
  3. Step 3: Cross multiply
    11,189.14x = 16,787.18 × 4,615.85
  4. Step 4: Simplify right side
    11,189.14x = 77,487,158.31
  5. Step 5: Solve for x
    x = 77,487,158.31/11,189.14
  6. Step 6: Final answer
    x = 6,925.21

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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.