Home / 11,369.46-15,691.01-6,334.50

Finding the Fourth Proportional to 11,369.46, 15,691.01 and 6,334.50

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Solution

The fourth proportional to 11,369.46, 15,691.01 and 6,334.50 is: 8,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.46 : 15,691.01 = 6,334.50 : x
  2. Step 2: Convert to fraction form
    11,369.46/15,691.01 = 6,334.50/x
  3. Step 3: Cross multiply
    11,369.46x = 15,691.01 × 6,334.50
  4. Step 4: Simplify right side
    11,369.46x = 99,394,702.85
  5. Step 5: Solve for x
    x = 99,394,702.85/11,369.46
  6. Step 6: Final answer
    x = 8,742.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.