Home / 5,310.06-7,972.86-2,974.62

Finding the Fourth Proportional to 5,310.06, 7,972.86 and 2,974.62

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Solution

The fourth proportional to 5,310.06, 7,972.86 and 2,974.62 is: 4,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.06 : 7,972.86 = 2,974.62 : x
  2. Step 2: Convert to fraction form
    5,310.06/7,972.86 = 2,974.62/x
  3. Step 3: Cross multiply
    5,310.06x = 7,972.86 × 2,974.62
  4. Step 4: Simplify right side
    5,310.06x = 23,716,228.81
  5. Step 5: Solve for x
    x = 23,716,228.81/5,310.06
  6. Step 6: Final answer
    x = 4,466.28

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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.