Home / 6,619.25-9,134.67-3,635.08

Finding the Fourth Proportional to 6,619.25, 9,134.67 and 3,635.08

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Solution

The fourth proportional to 6,619.25, 9,134.67 and 3,635.08 is: 5,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.25 : 9,134.67 = 3,635.08 : x
  2. Step 2: Convert to fraction form
    6,619.25/9,134.67 = 3,635.08/x
  3. Step 3: Cross multiply
    6,619.25x = 9,134.67 × 3,635.08
  4. Step 4: Simplify right side
    6,619.25x = 33,205,247.02
  5. Step 5: Solve for x
    x = 33,205,247.02/6,619.25
  6. Step 6: Final answer
    x = 5,016.46

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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.