Home / 6,742.59-10,115.10-3,046.56

Finding the Fourth Proportional to 6,742.59, 10,115.10 and 3,046.56

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Solution

The fourth proportional to 6,742.59, 10,115.10 and 3,046.56 is: 4,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.59 : 10,115.10 = 3,046.56 : x
  2. Step 2: Convert to fraction form
    6,742.59/10,115.10 = 3,046.56/x
  3. Step 3: Cross multiply
    6,742.59x = 10,115.10 × 3,046.56
  4. Step 4: Simplify right side
    6,742.59x = 30,816,259.06
  5. Step 5: Solve for x
    x = 30,816,259.06/6,742.59
  6. Step 6: Final answer
    x = 4,570.39

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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.