Home / 7,331.60-10,997.40-2,716.40

Finding the Fourth Proportional to 7,331.60, 10,997.40 and 2,716.40

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Solution

The fourth proportional to 7,331.60, 10,997.40 and 2,716.40 is: 4,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.60 : 10,997.40 = 2,716.40 : x
  2. Step 2: Convert to fraction form
    7,331.60/10,997.40 = 2,716.40/x
  3. Step 3: Cross multiply
    7,331.60x = 10,997.40 × 2,716.40
  4. Step 4: Simplify right side
    7,331.60x = 29,873,337.36
  5. Step 5: Solve for x
    x = 29,873,337.36/7,331.60
  6. Step 6: Final answer
    x = 4,074.60

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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.