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Finding the Fourth Proportional to 6,612.84, 9,906.46 and 4,527.88

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Solution

The fourth proportional to 6,612.84, 9,906.46 and 4,527.88 is: 6,783.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.84 : 9,906.46 = 4,527.88 : x
  2. Step 2: Convert to fraction form
    6,612.84/9,906.46 = 4,527.88/x
  3. Step 3: Cross multiply
    6,612.84x = 9,906.46 × 4,527.88
  4. Step 4: Simplify right side
    6,612.84x = 44,855,262.10
  5. Step 5: Solve for x
    x = 44,855,262.10/6,612.84
  6. Step 6: Final answer
    x = 6,783.06

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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.