Home / 4,874.45-6,727.32-3,108.44

Finding the Fourth Proportional to 4,874.45, 6,727.32 and 3,108.44

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Solution

The fourth proportional to 4,874.45, 6,727.32 and 3,108.44 is: 4,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.45 : 6,727.32 = 3,108.44 : x
  2. Step 2: Convert to fraction form
    4,874.45/6,727.32 = 3,108.44/x
  3. Step 3: Cross multiply
    4,874.45x = 6,727.32 × 3,108.44
  4. Step 4: Simplify right side
    4,874.45x = 20,911,487.40
  5. Step 5: Solve for x
    x = 20,911,487.40/4,874.45
  6. Step 6: Final answer
    x = 4,290.02

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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.