Home / 7,146.96-10,724.04-2,530.32

Finding the Fourth Proportional to 7,146.96, 10,724.04 and 2,530.32

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Solution

The fourth proportional to 7,146.96, 10,724.04 and 2,530.32 is: 3,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146.96 : 10,724.04 = 2,530.32 : x
  2. Step 2: Convert to fraction form
    7,146.96/10,724.04 = 2,530.32/x
  3. Step 3: Cross multiply
    7,146.96x = 10,724.04 × 2,530.32
  4. Step 4: Simplify right side
    7,146.96x = 27,135,252.89
  5. Step 5: Solve for x
    x = 27,135,252.89/7,146.96
  6. Step 6: Final answer
    x = 3,796.75

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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.