Home / 3,736.79-5,154.88-2,321.32

Finding the Fourth Proportional to 3,736.79, 5,154.88 and 2,321.32

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Solution

The fourth proportional to 3,736.79, 5,154.88 and 2,321.32 is: 3,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.79 : 5,154.88 = 2,321.32 : x
  2. Step 2: Convert to fraction form
    3,736.79/5,154.88 = 2,321.32/x
  3. Step 3: Cross multiply
    3,736.79x = 5,154.88 × 2,321.32
  4. Step 4: Simplify right side
    3,736.79x = 11,966,107.35
  5. Step 5: Solve for x
    x = 11,966,107.35/3,736.79
  6. Step 6: Final answer
    x = 3,202.24

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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.