Home / 3,997.06-5,516.01-2,228.47

Finding the Fourth Proportional to 3,997.06, 5,516.01 and 2,228.47

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Solution

The fourth proportional to 3,997.06, 5,516.01 and 2,228.47 is: 3,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.06 : 5,516.01 = 2,228.47 : x
  2. Step 2: Convert to fraction form
    3,997.06/5,516.01 = 2,228.47/x
  3. Step 3: Cross multiply
    3,997.06x = 5,516.01 × 2,228.47
  4. Step 4: Simplify right side
    3,997.06x = 12,292,224.08
  5. Step 5: Solve for x
    x = 12,292,224.08/3,997.06
  6. Step 6: Final answer
    x = 3,075.32

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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.