Home / 11,092.60-16,638.90-4,515.40

Finding the Fourth Proportional to 11,092.60, 16,638.90 and 4,515.40

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Solution

The fourth proportional to 11,092.60, 16,638.90 and 4,515.40 is: 6,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.60 : 16,638.90 = 4,515.40 : x
  2. Step 2: Convert to fraction form
    11,092.60/16,638.90 = 4,515.40/x
  3. Step 3: Cross multiply
    11,092.60x = 16,638.90 × 4,515.40
  4. Step 4: Simplify right side
    11,092.60x = 75,131,289.06
  5. Step 5: Solve for x
    x = 75,131,289.06/11,092.60
  6. Step 6: Final answer
    x = 6,773.10

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1.5x scale

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.