Home / 7,388.37-11,082.27-3,005.67

Finding the Fourth Proportional to 7,388.37, 11,082.27 and 3,005.67

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Solution

The fourth proportional to 7,388.37, 11,082.27 and 3,005.67 is: 4,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.37 : 11,082.27 = 3,005.67 : x
  2. Step 2: Convert to fraction form
    7,388.37/11,082.27 = 3,005.67/x
  3. Step 3: Cross multiply
    7,388.37x = 11,082.27 × 3,005.67
  4. Step 4: Simplify right side
    7,388.37x = 33,309,646.47
  5. Step 5: Solve for x
    x = 33,309,646.47/7,388.37
  6. Step 6: Final answer
    x = 4,508.39

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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.