Home / 7,560.99-11,343.89-3,120.73

Finding the Fourth Proportional to 7,560.99, 11,343.89 and 3,120.73

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Solution

The fourth proportional to 7,560.99, 11,343.89 and 3,120.73 is: 4,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.99 : 11,343.89 = 3,120.73 : x
  2. Step 2: Convert to fraction form
    7,560.99/11,343.89 = 3,120.73/x
  3. Step 3: Cross multiply
    7,560.99x = 11,343.89 × 3,120.73
  4. Step 4: Simplify right side
    7,560.99x = 35,401,217.84
  5. Step 5: Solve for x
    x = 35,401,217.84/7,560.99
  6. Step 6: Final answer
    x = 4,682.09

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.