Home / 6,997.64-9,656.34-4,202.60

Finding the Fourth Proportional to 6,997.64, 9,656.34 and 4,202.60

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Solution

The fourth proportional to 6,997.64, 9,656.34 and 4,202.60 is: 5,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.64 : 9,656.34 = 4,202.60 : x
  2. Step 2: Convert to fraction form
    6,997.64/9,656.34 = 4,202.60/x
  3. Step 3: Cross multiply
    6,997.64x = 9,656.34 × 4,202.60
  4. Step 4: Simplify right side
    6,997.64x = 40,581,734.48
  5. Step 5: Solve for x
    x = 40,581,734.48/6,997.64
  6. Step 6: Final answer
    x = 5,799.35

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1.5x scale

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.