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Finding the Fourth Proportional to 8,063.78, 12,088.37 and 2,868.44

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Solution

The fourth proportional to 8,063.78, 12,088.37 and 2,868.44 is: 4,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.78 : 12,088.37 = 2,868.44 : x
  2. Step 2: Convert to fraction form
    8,063.78/12,088.37 = 2,868.44/x
  3. Step 3: Cross multiply
    8,063.78x = 12,088.37 × 2,868.44
  4. Step 4: Simplify right side
    8,063.78x = 34,674,710.77
  5. Step 5: Solve for x
    x = 34,674,710.77/8,063.78
  6. Step 6: Final answer
    x = 4,300.06

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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.