Home / 11,097.27-16,639.70-4,515.75

Finding the Fourth Proportional to 11,097.27, 16,639.70 and 4,515.75

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Solution

The fourth proportional to 11,097.27, 16,639.70 and 4,515.75 is: 6,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.27 : 16,639.70 = 4,515.75 : x
  2. Step 2: Convert to fraction form
    11,097.27/16,639.70 = 4,515.75/x
  3. Step 3: Cross multiply
    11,097.27x = 16,639.70 × 4,515.75
  4. Step 4: Simplify right side
    11,097.27x = 75,140,702.70
  5. Step 5: Solve for x
    x = 75,140,702.70/11,097.27
  6. Step 6: Final answer
    x = 6,771.10

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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.