Home / 11,330.10-16,995.15-3,934.58

Finding the Fourth Proportional to 11,330.10, 16,995.15 and 3,934.58

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Solution

The fourth proportional to 11,330.10, 16,995.15 and 3,934.58 is: 5,901.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.10 : 16,995.15 = 3,934.58 : x
  2. Step 2: Convert to fraction form
    11,330.10/16,995.15 = 3,934.58/x
  3. Step 3: Cross multiply
    11,330.10x = 16,995.15 × 3,934.58
  4. Step 4: Simplify right side
    11,330.10x = 66,868,692.31
  5. Step 5: Solve for x
    x = 66,868,692.31/11,330.10
  6. Step 6: Final answer
    x = 5,901.86

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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.