Home / 6,612.24-9,920.60-4,144.08

Finding the Fourth Proportional to 6,612.24, 9,920.60 and 4,144.08

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Solution

The fourth proportional to 6,612.24, 9,920.60 and 4,144.08 is: 6,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.24 : 9,920.60 = 4,144.08 : x
  2. Step 2: Convert to fraction form
    6,612.24/9,920.60 = 4,144.08/x
  3. Step 3: Cross multiply
    6,612.24x = 9,920.60 × 4,144.08
  4. Step 4: Simplify right side
    6,612.24x = 41,111,760.05
  5. Step 5: Solve for x
    x = 41,111,760.05/6,612.24
  6. Step 6: Final answer
    x = 6,217.52

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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.