Home / 7,390.24-11,082.62-3,005.30

Finding the Fourth Proportional to 7,390.24, 11,082.62 and 3,005.30

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Solution

The fourth proportional to 7,390.24, 11,082.62 and 3,005.30 is: 4,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.24 : 11,082.62 = 3,005.30 : x
  2. Step 2: Convert to fraction form
    7,390.24/11,082.62 = 3,005.30/x
  3. Step 3: Cross multiply
    7,390.24x = 11,082.62 × 3,005.30
  4. Step 4: Simplify right side
    7,390.24x = 33,306,633.11
  5. Step 5: Solve for x
    x = 33,306,633.11/7,390.24
  6. Step 6: Final answer
    x = 4,506.84

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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.