Home / 11,100.18-15,318.62-6,064.89

Finding the Fourth Proportional to 11,100.18, 15,318.62 and 6,064.89

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Solution

The fourth proportional to 11,100.18, 15,318.62 and 6,064.89 is: 8,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.18 : 15,318.62 = 6,064.89 : x
  2. Step 2: Convert to fraction form
    11,100.18/15,318.62 = 6,064.89/x
  3. Step 3: Cross multiply
    11,100.18x = 15,318.62 × 6,064.89
  4. Step 4: Simplify right side
    11,100.18x = 92,905,745.25
  5. Step 5: Solve for x
    x = 92,905,745.25/11,100.18
  6. Step 6: Final answer
    x = 8,369.75

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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.