Home / 6,603.14-9,906.21-2,220.48

Finding the Fourth Proportional to 6,603.14, 9,906.21 and 2,220.48

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Solution

The fourth proportional to 6,603.14, 9,906.21 and 2,220.48 is: 3,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.14 : 9,906.21 = 2,220.48 : x
  2. Step 2: Convert to fraction form
    6,603.14/9,906.21 = 2,220.48/x
  3. Step 3: Cross multiply
    6,603.14x = 9,906.21 × 2,220.48
  4. Step 4: Simplify right side
    6,603.14x = 21,996,541.18
  5. Step 5: Solve for x
    x = 21,996,541.18/6,603.14
  6. Step 6: Final answer
    x = 3,331.22

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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.