Home / 4,818.26-7,221.47-2,740.00

Finding the Fourth Proportional to 4,818.26, 7,221.47 and 2,740.00

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Solution

The fourth proportional to 4,818.26, 7,221.47 and 2,740.00 is: 4,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.26 : 7,221.47 = 2,740.00 : x
  2. Step 2: Convert to fraction form
    4,818.26/7,221.47 = 2,740.00/x
  3. Step 3: Cross multiply
    4,818.26x = 7,221.47 × 2,740.00
  4. Step 4: Simplify right side
    4,818.26x = 19,786,796.05
  5. Step 5: Solve for x
    x = 19,786,796.05/4,818.26
  6. Step 6: Final answer
    x = 4,106.63

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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.