Home / 3,736.64-5,147.07-2,850.91

Finding the Fourth Proportional to 3,736.64, 5,147.07 and 2,850.91

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Solution

The fourth proportional to 3,736.64, 5,147.07 and 2,850.91 is: 3,927.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.64 : 5,147.07 = 2,850.91 : x
  2. Step 2: Convert to fraction form
    3,736.64/5,147.07 = 2,850.91/x
  3. Step 3: Cross multiply
    3,736.64x = 5,147.07 × 2,850.91
  4. Step 4: Simplify right side
    3,736.64x = 14,673,807.60
  5. Step 5: Solve for x
    x = 14,673,807.60/3,736.64
  6. Step 6: Final answer
    x = 3,927.01

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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.