Home / 6,765.28-9,336.15-3,740.36

Finding the Fourth Proportional to 6,765.28, 9,336.15 and 3,740.36

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Solution

The fourth proportional to 6,765.28, 9,336.15 and 3,740.36 is: 5,161.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.28 : 9,336.15 = 3,740.36 : x
  2. Step 2: Convert to fraction form
    6,765.28/9,336.15 = 3,740.36/x
  3. Step 3: Cross multiply
    6,765.28x = 9,336.15 × 3,740.36
  4. Step 4: Simplify right side
    6,765.28x = 34,920,578.37
  5. Step 5: Solve for x
    x = 34,920,578.37/6,765.28
  6. Step 6: Final answer
    x = 5,161.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.