Home / 6,871.10-10,298.55-2,708.96

Finding the Fourth Proportional to 6,871.10, 10,298.55 and 2,708.96

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Solution

The fourth proportional to 6,871.10, 10,298.55 and 2,708.96 is: 4,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.10 : 10,298.55 = 2,708.96 : x
  2. Step 2: Convert to fraction form
    6,871.10/10,298.55 = 2,708.96/x
  3. Step 3: Cross multiply
    6,871.10x = 10,298.55 × 2,708.96
  4. Step 4: Simplify right side
    6,871.10x = 27,898,360.01
  5. Step 5: Solve for x
    x = 27,898,360.01/6,871.10
  6. Step 6: Final answer
    x = 4,060.25

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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.