Home / 6,966.80-10,458.30-4,196.60

Finding the Fourth Proportional to 6,966.80, 10,458.30 and 4,196.60

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Solution

The fourth proportional to 6,966.80, 10,458.30 and 4,196.60 is: 6,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.80 : 10,458.30 = 4,196.60 : x
  2. Step 2: Convert to fraction form
    6,966.80/10,458.30 = 4,196.60/x
  3. Step 3: Cross multiply
    6,966.80x = 10,458.30 × 4,196.60
  4. Step 4: Simplify right side
    6,966.80x = 43,889,301.78
  5. Step 5: Solve for x
    x = 43,889,301.78/6,966.80
  6. Step 6: Final answer
    x = 6,299.78

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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.