Home / 11,898.90-17,841.15-5,323.86

Finding the Fourth Proportional to 11,898.90, 17,841.15 and 5,323.86

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Solution

The fourth proportional to 11,898.90, 17,841.15 and 5,323.86 is: 7,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.90 : 17,841.15 = 5,323.86 : x
  2. Step 2: Convert to fraction form
    11,898.90/17,841.15 = 5,323.86/x
  3. Step 3: Cross multiply
    11,898.90x = 17,841.15 × 5,323.86
  4. Step 4: Simplify right side
    11,898.90x = 94,983,784.84
  5. Step 5: Solve for x
    x = 94,983,784.84/11,898.90
  6. Step 6: Final answer
    x = 7,982.57

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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.