Home / 9,338.88-14,007.84-2,765.12

Finding the Fourth Proportional to 9,338.88, 14,007.84 and 2,765.12

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Solution

The fourth proportional to 9,338.88, 14,007.84 and 2,765.12 is: 4,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.88 : 14,007.84 = 2,765.12 : x
  2. Step 2: Convert to fraction form
    9,338.88/14,007.84 = 2,765.12/x
  3. Step 3: Cross multiply
    9,338.88x = 14,007.84 × 2,765.12
  4. Step 4: Simplify right side
    9,338.88x = 38,733,358.54
  5. Step 5: Solve for x
    x = 38,733,358.54/9,338.88
  6. Step 6: Final answer
    x = 4,147.54

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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.