Home / 8,942.04-13,409.28-3,097.80

Finding the Fourth Proportional to 8,942.04, 13,409.28 and 3,097.80

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Solution

The fourth proportional to 8,942.04, 13,409.28 and 3,097.80 is: 4,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.04 : 13,409.28 = 3,097.80 : x
  2. Step 2: Convert to fraction form
    8,942.04/13,409.28 = 3,097.80/x
  3. Step 3: Cross multiply
    8,942.04x = 13,409.28 × 3,097.80
  4. Step 4: Simplify right side
    8,942.04x = 41,539,267.58
  5. Step 5: Solve for x
    x = 41,539,267.58/8,942.04
  6. Step 6: Final answer
    x = 4,645.39

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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.