Home / 3,144.64-4,334.16-2,357.32

Finding the Fourth Proportional to 3,144.64, 4,334.16 and 2,357.32

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Solution

The fourth proportional to 3,144.64, 4,334.16 and 2,357.32 is: 3,249.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.64 : 4,334.16 = 2,357.32 : x
  2. Step 2: Convert to fraction form
    3,144.64/4,334.16 = 2,357.32/x
  3. Step 3: Cross multiply
    3,144.64x = 4,334.16 × 2,357.32
  4. Step 4: Simplify right side
    3,144.64x = 10,217,002.05
  5. Step 5: Solve for x
    x = 10,217,002.05/3,144.64
  6. Step 6: Final answer
    x = 3,249.02

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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.