Home / 6,845.07-10,269.10-2,685.45

Finding the Fourth Proportional to 6,845.07, 10,269.10 and 2,685.45

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Solution

The fourth proportional to 6,845.07, 10,269.10 and 2,685.45 is: 4,028.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.07 : 10,269.10 = 2,685.45 : x
  2. Step 2: Convert to fraction form
    6,845.07/10,269.10 = 2,685.45/x
  3. Step 3: Cross multiply
    6,845.07x = 10,269.10 × 2,685.45
  4. Step 4: Simplify right side
    6,845.07x = 27,577,157.95
  5. Step 5: Solve for x
    x = 27,577,157.95/6,845.07
  6. Step 6: Final answer
    x = 4,028.76

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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.