Home / 3,194.32-4,408.68-2,670.16

Finding the Fourth Proportional to 3,194.32, 4,408.68 and 2,670.16

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Solution

The fourth proportional to 3,194.32, 4,408.68 and 2,670.16 is: 3,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.32 : 4,408.68 = 2,670.16 : x
  2. Step 2: Convert to fraction form
    3,194.32/4,408.68 = 2,670.16/x
  3. Step 3: Cross multiply
    3,194.32x = 4,408.68 × 2,670.16
  4. Step 4: Simplify right side
    3,194.32x = 11,771,880.99
  5. Step 5: Solve for x
    x = 11,771,880.99/3,194.32
  6. Step 6: Final answer
    x = 3,685.25

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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.