Home / 4,074.35-5,622.71-2,305.61

Finding the Fourth Proportional to 4,074.35, 5,622.71 and 2,305.61

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Solution

The fourth proportional to 4,074.35, 5,622.71 and 2,305.61 is: 3,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.35 : 5,622.71 = 2,305.61 : x
  2. Step 2: Convert to fraction form
    4,074.35/5,622.71 = 2,305.61/x
  3. Step 3: Cross multiply
    4,074.35x = 5,622.71 × 2,305.61
  4. Step 4: Simplify right side
    4,074.35x = 12,963,764.88
  5. Step 5: Solve for x
    x = 12,963,764.88/4,074.35
  6. Step 6: Final answer
    x = 3,181.80

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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.