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Finding the Fourth Proportional to 6,612.08, 9,918.14 and 2,229.56

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Solution

The fourth proportional to 6,612.08, 9,918.14 and 2,229.56 is: 3,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.08 : 9,918.14 = 2,229.56 : x
  2. Step 2: Convert to fraction form
    6,612.08/9,918.14 = 2,229.56/x
  3. Step 3: Cross multiply
    6,612.08x = 9,918.14 × 2,229.56
  4. Step 4: Simplify right side
    6,612.08x = 22,113,088.22
  5. Step 5: Solve for x
    x = 22,113,088.22/6,612.08
  6. Step 6: Final answer
    x = 3,344.35

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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.