Home / 7,583.67-11,379.11-3,424.95

Finding the Fourth Proportional to 7,583.67, 11,379.11 and 3,424.95

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Solution

The fourth proportional to 7,583.67, 11,379.11 and 3,424.95 is: 5,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.67 : 11,379.11 = 3,424.95 : x
  2. Step 2: Convert to fraction form
    7,583.67/11,379.11 = 3,424.95/x
  3. Step 3: Cross multiply
    7,583.67x = 11,379.11 × 3,424.95
  4. Step 4: Simplify right side
    7,583.67x = 38,972,848.69
  5. Step 5: Solve for x
    x = 38,972,848.69/7,583.67
  6. Step 6: Final answer
    x = 5,139.05

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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.