Home / 3,644.16-5,027.88-2,151.54

Finding the Fourth Proportional to 3,644.16, 5,027.88 and 2,151.54

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Solution

The fourth proportional to 3,644.16, 5,027.88 and 2,151.54 is: 2,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.16 : 5,027.88 = 2,151.54 : x
  2. Step 2: Convert to fraction form
    3,644.16/5,027.88 = 2,151.54/x
  3. Step 3: Cross multiply
    3,644.16x = 5,027.88 × 2,151.54
  4. Step 4: Simplify right side
    3,644.16x = 10,817,684.94
  5. Step 5: Solve for x
    x = 10,817,684.94/3,644.16
  6. Step 6: Final answer
    x = 2,968.50

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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.