Home / 6,845.40-10,276.20-6,796.80

Finding the Fourth Proportional to 6,845.40, 10,276.20 and 6,796.80

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Solution

The fourth proportional to 6,845.40, 10,276.20 and 6,796.80 is: 10,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.40 : 10,276.20 = 6,796.80 : x
  2. Step 2: Convert to fraction form
    6,845.40/10,276.20 = 6,796.80/x
  3. Step 3: Cross multiply
    6,845.40x = 10,276.20 × 6,796.80
  4. Step 4: Simplify right side
    6,845.40x = 69,845,276.16
  5. Step 5: Solve for x
    x = 69,845,276.16/6,845.40
  6. Step 6: Final answer
    x = 10,203.24

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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.