Home / 6,605.18-9,908.73-2,221.16

Finding the Fourth Proportional to 6,605.18, 9,908.73 and 2,221.16

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Solution

The fourth proportional to 6,605.18, 9,908.73 and 2,221.16 is: 3,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.18 : 9,908.73 = 2,221.16 : x
  2. Step 2: Convert to fraction form
    6,605.18/9,908.73 = 2,221.16/x
  3. Step 3: Cross multiply
    6,605.18x = 9,908.73 × 2,221.16
  4. Step 4: Simplify right side
    6,605.18x = 22,008,825.18
  5. Step 5: Solve for x
    x = 22,008,825.18/6,605.18
  6. Step 6: Final answer
    x = 3,332.06

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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.