Home / 6,732.62-9,291.01-3,900.54

Finding the Fourth Proportional to 6,732.62, 9,291.01 and 3,900.54

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Solution

The fourth proportional to 6,732.62, 9,291.01 and 3,900.54 is: 5,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732.62 : 9,291.01 = 3,900.54 : x
  2. Step 2: Convert to fraction form
    6,732.62/9,291.01 = 3,900.54/x
  3. Step 3: Cross multiply
    6,732.62x = 9,291.01 × 3,900.54
  4. Step 4: Simplify right side
    6,732.62x = 36,239,968.67
  5. Step 5: Solve for x
    x = 36,239,968.67/6,732.62
  6. Step 6: Final answer
    x = 5,382.74

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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.