Home / 3,086.94-4,630.80-1,626.18

Finding the Fourth Proportional to 3,086.94, 4,630.80 and 1,626.18

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Solution

The fourth proportional to 3,086.94, 4,630.80 and 1,626.18 is: 2,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.94 : 4,630.80 = 1,626.18 : x
  2. Step 2: Convert to fraction form
    3,086.94/4,630.80 = 1,626.18/x
  3. Step 3: Cross multiply
    3,086.94x = 4,630.80 × 1,626.18
  4. Step 4: Simplify right side
    3,086.94x = 7,530,514.34
  5. Step 5: Solve for x
    x = 7,530,514.34/3,086.94
  6. Step 6: Final answer
    x = 2,439.48

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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.