Home / 8,981.96-13,470.06-2,976.93

Finding the Fourth Proportional to 8,981.96, 13,470.06 and 2,976.93

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Solution

The fourth proportional to 8,981.96, 13,470.06 and 2,976.93 is: 4,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.96 : 13,470.06 = 2,976.93 : x
  2. Step 2: Convert to fraction form
    8,981.96/13,470.06 = 2,976.93/x
  3. Step 3: Cross multiply
    8,981.96x = 13,470.06 × 2,976.93
  4. Step 4: Simplify right side
    8,981.96x = 40,099,425.72
  5. Step 5: Solve for x
    x = 40,099,425.72/8,981.96
  6. Step 6: Final answer
    x = 4,464.44

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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.