Home / 7,383.34-11,079.87-3,488.14

Finding the Fourth Proportional to 7,383.34, 11,079.87 and 3,488.14

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Solution

The fourth proportional to 7,383.34, 11,079.87 and 3,488.14 is: 5,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.34 : 11,079.87 = 3,488.14 : x
  2. Step 2: Convert to fraction form
    7,383.34/11,079.87 = 3,488.14/x
  3. Step 3: Cross multiply
    7,383.34x = 11,079.87 × 3,488.14
  4. Step 4: Simplify right side
    7,383.34x = 38,648,137.74
  5. Step 5: Solve for x
    x = 38,648,137.74/7,383.34
  6. Step 6: Final answer
    x = 5,234.51

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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.