Home / 6,618.28-9,920.52-2,234.23

Finding the Fourth Proportional to 6,618.28, 9,920.52 and 2,234.23

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Solution

The fourth proportional to 6,618.28, 9,920.52 and 2,234.23 is: 3,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.28 : 9,920.52 = 2,234.23 : x
  2. Step 2: Convert to fraction form
    6,618.28/9,920.52 = 2,234.23/x
  3. Step 3: Cross multiply
    6,618.28x = 9,920.52 × 2,234.23
  4. Step 4: Simplify right side
    6,618.28x = 22,164,723.40
  5. Step 5: Solve for x
    x = 22,164,723.40/6,618.28
  6. Step 6: Final answer
    x = 3,349.02

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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.