Home / 6,632.28-9,151.79-3,647.84

Finding the Fourth Proportional to 6,632.28, 9,151.79 and 3,647.84

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Solution

The fourth proportional to 6,632.28, 9,151.79 and 3,647.84 is: 5,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.28 : 9,151.79 = 3,647.84 : x
  2. Step 2: Convert to fraction form
    6,632.28/9,151.79 = 3,647.84/x
  3. Step 3: Cross multiply
    6,632.28x = 9,151.79 × 3,647.84
  4. Step 4: Simplify right side
    6,632.28x = 33,384,201.64
  5. Step 5: Solve for x
    x = 33,384,201.64/6,632.28
  6. Step 6: Final answer
    x = 5,033.59

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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.