Home / 7,209.20-10,795.10-6,175.85

Finding the Fourth Proportional to 7,209.20, 10,795.10 and 6,175.85

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Solution

The fourth proportional to 7,209.20, 10,795.10 and 6,175.85 is: 9,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.20 : 10,795.10 = 6,175.85 : x
  2. Step 2: Convert to fraction form
    7,209.20/10,795.10 = 6,175.85/x
  3. Step 3: Cross multiply
    7,209.20x = 10,795.10 × 6,175.85
  4. Step 4: Simplify right side
    7,209.20x = 66,668,833.48
  5. Step 5: Solve for x
    x = 66,668,833.48/7,209.20
  6. Step 6: Final answer
    x = 9,247.75

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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.