Home / 6,982.04-10,473.12-1,787.96

Finding the Fourth Proportional to 6,982.04, 10,473.12 and 1,787.96

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Solution

The fourth proportional to 6,982.04, 10,473.12 and 1,787.96 is: 2,681.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.04 : 10,473.12 = 1,787.96 : x
  2. Step 2: Convert to fraction form
    6,982.04/10,473.12 = 1,787.96/x
  3. Step 3: Cross multiply
    6,982.04x = 10,473.12 × 1,787.96
  4. Step 4: Simplify right side
    6,982.04x = 18,725,519.64
  5. Step 5: Solve for x
    x = 18,725,519.64/6,982.04
  6. Step 6: Final answer
    x = 2,681.96

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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.