Home / 3,621.09-5,426.73-1,644.26

Finding the Fourth Proportional to 3,621.09, 5,426.73 and 1,644.26

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Solution

The fourth proportional to 3,621.09, 5,426.73 and 1,644.26 is: 2,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.09 : 5,426.73 = 1,644.26 : x
  2. Step 2: Convert to fraction form
    3,621.09/5,426.73 = 1,644.26/x
  3. Step 3: Cross multiply
    3,621.09x = 5,426.73 × 1,644.26
  4. Step 4: Simplify right side
    3,621.09x = 8,922,927.94
  5. Step 5: Solve for x
    x = 8,922,927.94/3,621.09
  6. Step 6: Final answer
    x = 2,464.16

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1.5x scale

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.