Home / 6,619.07-9,928.62-2,236.55

Finding the Fourth Proportional to 6,619.07, 9,928.62 and 2,236.55

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Solution

The fourth proportional to 6,619.07, 9,928.62 and 2,236.55 is: 3,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.07 : 9,928.62 = 2,236.55 : x
  2. Step 2: Convert to fraction form
    6,619.07/9,928.62 = 2,236.55/x
  3. Step 3: Cross multiply
    6,619.07x = 9,928.62 × 2,236.55
  4. Step 4: Simplify right side
    6,619.07x = 22,205,805.42
  5. Step 5: Solve for x
    x = 22,205,805.42/6,619.07
  6. Step 6: Final answer
    x = 3,354.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.