Home / 7,837.98-11,748.20-5,982.95

Finding the Fourth Proportional to 7,837.98, 11,748.20 and 5,982.95

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Solution

The fourth proportional to 7,837.98, 11,748.20 and 5,982.95 is: 8,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.98 : 11,748.20 = 5,982.95 : x
  2. Step 2: Convert to fraction form
    7,837.98/11,748.20 = 5,982.95/x
  3. Step 3: Cross multiply
    7,837.98x = 11,748.20 × 5,982.95
  4. Step 4: Simplify right side
    7,837.98x = 70,288,804.53
  5. Step 5: Solve for x
    x = 70,288,804.53/7,837.98
  6. Step 6: Final answer
    x = 8,967.72

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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.