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Finding the Fourth Proportional to 6,596.86, 9,104.62 and 4,078.81

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Solution

The fourth proportional to 6,596.86, 9,104.62 and 4,078.81 is: 5,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,596.86 : 9,104.62 = 4,078.81 : x
  2. Step 2: Convert to fraction form
    6,596.86/9,104.62 = 4,078.81/x
  3. Step 3: Cross multiply
    6,596.86x = 9,104.62 × 4,078.81
  4. Step 4: Simplify right side
    6,596.86x = 37,136,049.54
  5. Step 5: Solve for x
    x = 37,136,049.54/6,596.86
  6. Step 6: Final answer
    x = 5,629.35

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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.