Home / 3,086.39-4,612.61-2,255.18

Finding the Fourth Proportional to 3,086.39, 4,612.61 and 2,255.18

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Solution

The fourth proportional to 3,086.39, 4,612.61 and 2,255.18 is: 3,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.39 : 4,612.61 = 2,255.18 : x
  2. Step 2: Convert to fraction form
    3,086.39/4,612.61 = 2,255.18/x
  3. Step 3: Cross multiply
    3,086.39x = 4,612.61 × 2,255.18
  4. Step 4: Simplify right side
    3,086.39x = 10,402,266.08
  5. Step 5: Solve for x
    x = 10,402,266.08/3,086.39
  6. Step 6: Final answer
    x = 3,370.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.