Home / 6,871.04-10,308.48-2,708.48

Finding the Fourth Proportional to 6,871.04, 10,308.48 and 2,708.48

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Solution

The fourth proportional to 6,871.04, 10,308.48 and 2,708.48 is: 4,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.04 : 10,308.48 = 2,708.48 : x
  2. Step 2: Convert to fraction form
    6,871.04/10,308.48 = 2,708.48/x
  3. Step 3: Cross multiply
    6,871.04x = 10,308.48 × 2,708.48
  4. Step 4: Simplify right side
    6,871.04x = 27,920,311.91
  5. Step 5: Solve for x
    x = 27,920,311.91/6,871.04
  6. Step 6: Final answer
    x = 4,063.48

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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.