Home / 7,375.66-11,063.79-2,445.80

Finding the Fourth Proportional to 7,375.66, 11,063.79 and 2,445.80

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Solution

The fourth proportional to 7,375.66, 11,063.79 and 2,445.80 is: 3,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.66 : 11,063.79 = 2,445.80 : x
  2. Step 2: Convert to fraction form
    7,375.66/11,063.79 = 2,445.80/x
  3. Step 3: Cross multiply
    7,375.66x = 11,063.79 × 2,445.80
  4. Step 4: Simplify right side
    7,375.66x = 27,059,762.26
  5. Step 5: Solve for x
    x = 27,059,762.26/7,375.66
  6. Step 6: Final answer
    x = 3,668.79

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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.