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Finding the Fourth Proportional to 7,803.84, 11,704.95 and 2,258.04

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Solution

The fourth proportional to 7,803.84, 11,704.95 and 2,258.04 is: 3,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.84 : 11,704.95 = 2,258.04 : x
  2. Step 2: Convert to fraction form
    7,803.84/11,704.95 = 2,258.04/x
  3. Step 3: Cross multiply
    7,803.84x = 11,704.95 × 2,258.04
  4. Step 4: Simplify right side
    7,803.84x = 26,430,245.30
  5. Step 5: Solve for x
    x = 26,430,245.30/7,803.84
  6. Step 6: Final answer
    x = 3,386.83

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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.