Home / 8,951.35-13,419.03-3,400.93

Finding the Fourth Proportional to 8,951.35, 13,419.03 and 3,400.93

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Solution

The fourth proportional to 8,951.35, 13,419.03 and 3,400.93 is: 5,098.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.35 : 13,419.03 = 3,400.93 : x
  2. Step 2: Convert to fraction form
    8,951.35/13,419.03 = 3,400.93/x
  3. Step 3: Cross multiply
    8,951.35x = 13,419.03 × 3,400.93
  4. Step 4: Simplify right side
    8,951.35x = 45,637,181.70
  5. Step 5: Solve for x
    x = 45,637,181.70/8,951.35
  6. Step 6: Final answer
    x = 5,098.36

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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.