Home / 6,122.91-8,440.42-4,794.31

Finding the Fourth Proportional to 6,122.91, 8,440.42 and 4,794.31

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Solution

The fourth proportional to 6,122.91, 8,440.42 and 4,794.31 is: 6,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.91 : 8,440.42 = 4,794.31 : x
  2. Step 2: Convert to fraction form
    6,122.91/8,440.42 = 4,794.31/x
  3. Step 3: Cross multiply
    6,122.91x = 8,440.42 × 4,794.31
  4. Step 4: Simplify right side
    6,122.91x = 40,465,950.09
  5. Step 5: Solve for x
    x = 40,465,950.09/6,122.91
  6. Step 6: Final answer
    x = 6,608.94

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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.