Home / 3,736.64-5,155.36-2,245.12

Finding the Fourth Proportional to 3,736.64, 5,155.36 and 2,245.12

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Solution

The fourth proportional to 3,736.64, 5,155.36 and 2,245.12 is: 3,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.64 : 5,155.36 = 2,245.12 : x
  2. Step 2: Convert to fraction form
    3,736.64/5,155.36 = 2,245.12/x
  3. Step 3: Cross multiply
    3,736.64x = 5,155.36 × 2,245.12
  4. Step 4: Simplify right side
    3,736.64x = 11,574,401.84
  5. Step 5: Solve for x
    x = 11,574,401.84/3,736.64
  6. Step 6: Final answer
    x = 3,097.54

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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.