Home / 3,414.85-4,714.83-2,630.77

Finding the Fourth Proportional to 3,414.85, 4,714.83 and 2,630.77

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Solution

The fourth proportional to 3,414.85, 4,714.83 and 2,630.77 is: 3,632.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.85 : 4,714.83 = 2,630.77 : x
  2. Step 2: Convert to fraction form
    3,414.85/4,714.83 = 2,630.77/x
  3. Step 3: Cross multiply
    3,414.85x = 4,714.83 × 2,630.77
  4. Step 4: Simplify right side
    3,414.85x = 12,403,633.32
  5. Step 5: Solve for x
    x = 12,403,633.32/3,414.85
  6. Step 6: Final answer
    x = 3,632.26

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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.