Home / 10,679.16-14,739.10-6,202.56

Finding the Fourth Proportional to 10,679.16, 14,739.10 and 6,202.56

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Solution

The fourth proportional to 10,679.16, 14,739.10 and 6,202.56 is: 8,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.16 : 14,739.10 = 6,202.56 : x
  2. Step 2: Convert to fraction form
    10,679.16/14,739.10 = 6,202.56/x
  3. Step 3: Cross multiply
    10,679.16x = 14,739.10 × 6,202.56
  4. Step 4: Simplify right side
    10,679.16x = 91,420,152.10
  5. Step 5: Solve for x
    x = 91,420,152.10/10,679.16
  6. Step 6: Final answer
    x = 8,560.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.