Home / 6,843.47-10,265.87-3,146.73

Finding the Fourth Proportional to 6,843.47, 10,265.87 and 3,146.73

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Solution

The fourth proportional to 6,843.47, 10,265.87 and 3,146.73 is: 4,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.47 : 10,265.87 = 3,146.73 : x
  2. Step 2: Convert to fraction form
    6,843.47/10,265.87 = 3,146.73/x
  3. Step 3: Cross multiply
    6,843.47x = 10,265.87 × 3,146.73
  4. Step 4: Simplify right side
    6,843.47x = 32,303,905.37
  5. Step 5: Solve for x
    x = 32,303,905.37/6,843.47
  6. Step 6: Final answer
    x = 4,720.40

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1.5x scale

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.