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Finding the Fourth Proportional to 4,818.17, 7,224.06 and 2,739.15

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Solution

The fourth proportional to 4,818.17, 7,224.06 and 2,739.15 is: 4,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.17 : 7,224.06 = 2,739.15 : x
  2. Step 2: Convert to fraction form
    4,818.17/7,224.06 = 2,739.15/x
  3. Step 3: Cross multiply
    4,818.17x = 7,224.06 × 2,739.15
  4. Step 4: Simplify right side
    4,818.17x = 19,787,783.95
  5. Step 5: Solve for x
    x = 19,787,783.95/4,818.17
  6. Step 6: Final answer
    x = 4,106.91

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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.