Home / 8,972.16-13,453.71-2,730.97

Finding the Fourth Proportional to 8,972.16, 13,453.71 and 2,730.97

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Solution

The fourth proportional to 8,972.16, 13,453.71 and 2,730.97 is: 4,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.16 : 13,453.71 = 2,730.97 : x
  2. Step 2: Convert to fraction form
    8,972.16/13,453.71 = 2,730.97/x
  3. Step 3: Cross multiply
    8,972.16x = 13,453.71 × 2,730.97
  4. Step 4: Simplify right side
    8,972.16x = 36,741,678.40
  5. Step 5: Solve for x
    x = 36,741,678.40/8,972.16
  6. Step 6: Final answer
    x = 4,095.08

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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.