Home / 6,871.68-10,300.56-2,714.63

Finding the Fourth Proportional to 6,871.68, 10,300.56 and 2,714.63

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Solution

The fourth proportional to 6,871.68, 10,300.56 and 2,714.63 is: 4,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.68 : 10,300.56 = 2,714.63 : x
  2. Step 2: Convert to fraction form
    6,871.68/10,300.56 = 2,714.63/x
  3. Step 3: Cross multiply
    6,871.68x = 10,300.56 × 2,714.63
  4. Step 4: Simplify right side
    6,871.68x = 27,962,157.69
  5. Step 5: Solve for x
    x = 27,962,157.69/6,871.68
  6. Step 6: Final answer
    x = 4,069.19

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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.