Home / 4,078.86-6,108.09-2,613.54

Finding the Fourth Proportional to 4,078.86, 6,108.09 and 2,613.54

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Solution

The fourth proportional to 4,078.86, 6,108.09 and 2,613.54 is: 3,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.86 : 6,108.09 = 2,613.54 : x
  2. Step 2: Convert to fraction form
    4,078.86/6,108.09 = 2,613.54/x
  3. Step 3: Cross multiply
    4,078.86x = 6,108.09 × 2,613.54
  4. Step 4: Simplify right side
    4,078.86x = 15,963,737.54
  5. Step 5: Solve for x
    x = 15,963,737.54/4,078.86
  6. Step 6: Final answer
    x = 3,913.77

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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.