Home / 6,665.36-9,997.01-2,223.10

Finding the Fourth Proportional to 6,665.36, 9,997.01 and 2,223.10

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Solution

The fourth proportional to 6,665.36, 9,997.01 and 2,223.10 is: 3,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.36 : 9,997.01 = 2,223.10 : x
  2. Step 2: Convert to fraction form
    6,665.36/9,997.01 = 2,223.10/x
  3. Step 3: Cross multiply
    6,665.36x = 9,997.01 × 2,223.10
  4. Step 4: Simplify right side
    6,665.36x = 22,224,350.15
  5. Step 5: Solve for x
    x = 22,224,350.15/6,665.36
  6. Step 6: Final answer
    x = 3,334.31

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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.