Home / 7,196.20-10,794.30-6,515.80

Finding the Fourth Proportional to 7,196.20, 10,794.30 and 6,515.80

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Solution

The fourth proportional to 7,196.20, 10,794.30 and 6,515.80 is: 9,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196.20 : 10,794.30 = 6,515.80 : x
  2. Step 2: Convert to fraction form
    7,196.20/10,794.30 = 6,515.80/x
  3. Step 3: Cross multiply
    7,196.20x = 10,794.30 × 6,515.80
  4. Step 4: Simplify right side
    7,196.20x = 70,333,499.94
  5. Step 5: Solve for x
    x = 70,333,499.94/7,196.20
  6. Step 6: Final answer
    x = 9,773.70

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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.