Home / 8,682.24-13,021.94-2,442.68

Finding the Fourth Proportional to 8,682.24, 13,021.94 and 2,442.68

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Solution

The fourth proportional to 8,682.24, 13,021.94 and 2,442.68 is: 3,663.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.24 : 13,021.94 = 2,442.68 : x
  2. Step 2: Convert to fraction form
    8,682.24/13,021.94 = 2,442.68/x
  3. Step 3: Cross multiply
    8,682.24x = 13,021.94 × 2,442.68
  4. Step 4: Simplify right side
    8,682.24x = 31,808,432.40
  5. Step 5: Solve for x
    x = 31,808,432.40/8,682.24
  6. Step 6: Final answer
    x = 3,663.62

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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.