Home / 3,664.64-5,057.58-2,406.71

Finding the Fourth Proportional to 3,664.64, 5,057.58 and 2,406.71

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Solution

The fourth proportional to 3,664.64, 5,057.58 and 2,406.71 is: 3,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.64 : 5,057.58 = 2,406.71 : x
  2. Step 2: Convert to fraction form
    3,664.64/5,057.58 = 2,406.71/x
  3. Step 3: Cross multiply
    3,664.64x = 5,057.58 × 2,406.71
  4. Step 4: Simplify right side
    3,664.64x = 12,172,128.36
  5. Step 5: Solve for x
    x = 12,172,128.36/3,664.64
  6. Step 6: Final answer
    x = 3,321.51

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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.