Home / 3,857.16-5,784.48-1,664.52

Finding the Fourth Proportional to 3,857.16, 5,784.48 and 1,664.52

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Solution

The fourth proportional to 3,857.16, 5,784.48 and 1,664.52 is: 2,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857.16 : 5,784.48 = 1,664.52 : x
  2. Step 2: Convert to fraction form
    3,857.16/5,784.48 = 1,664.52/x
  3. Step 3: Cross multiply
    3,857.16x = 5,784.48 × 1,664.52
  4. Step 4: Simplify right side
    3,857.16x = 9,628,382.65
  5. Step 5: Solve for x
    x = 9,628,382.65/3,857.16
  6. Step 6: Final answer
    x = 2,496.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.