Home / 6,732.30-9,291.09-3,900.45

Finding the Fourth Proportional to 6,732.30, 9,291.09 and 3,900.45

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Solution

The fourth proportional to 6,732.30, 9,291.09 and 3,900.45 is: 5,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732.30 : 9,291.09 = 3,900.45 : x
  2. Step 2: Convert to fraction form
    6,732.30/9,291.09 = 3,900.45/x
  3. Step 3: Cross multiply
    6,732.30x = 9,291.09 × 3,900.45
  4. Step 4: Simplify right side
    6,732.30x = 36,239,431.99
  5. Step 5: Solve for x
    x = 36,239,431.99/6,732.30
  6. Step 6: Final answer
    x = 5,382.92

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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.