Home / 7,446.26-11,177.57-6,290.55

Finding the Fourth Proportional to 7,446.26, 11,177.57 and 6,290.55

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Solution

The fourth proportional to 7,446.26, 11,177.57 and 6,290.55 is: 9,442.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.26 : 11,177.57 = 6,290.55 : x
  2. Step 2: Convert to fraction form
    7,446.26/11,177.57 = 6,290.55/x
  3. Step 3: Cross multiply
    7,446.26x = 11,177.57 × 6,290.55
  4. Step 4: Simplify right side
    7,446.26x = 70,313,078.69
  5. Step 5: Solve for x
    x = 70,313,078.69/7,446.26
  6. Step 6: Final answer
    x = 9,442.73

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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.