Home / 7,848.19-11,753.83-3,679.22

Finding the Fourth Proportional to 7,848.19, 11,753.83 and 3,679.22

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Solution

The fourth proportional to 7,848.19, 11,753.83 and 3,679.22 is: 5,510.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.19 : 11,753.83 = 3,679.22 : x
  2. Step 2: Convert to fraction form
    7,848.19/11,753.83 = 3,679.22/x
  3. Step 3: Cross multiply
    7,848.19x = 11,753.83 × 3,679.22
  4. Step 4: Simplify right side
    7,848.19x = 43,244,970.74
  5. Step 5: Solve for x
    x = 43,244,970.74/7,848.19
  6. Step 6: Final answer
    x = 5,510.18

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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.