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Finding the Fourth Proportional to 8,694.70, 13,041.51 and 5,363.58

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Solution

The fourth proportional to 8,694.70, 13,041.51 and 5,363.58 is: 8,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.70 : 13,041.51 = 5,363.58 : x
  2. Step 2: Convert to fraction form
    8,694.70/13,041.51 = 5,363.58/x
  3. Step 3: Cross multiply
    8,694.70x = 13,041.51 × 5,363.58
  4. Step 4: Simplify right side
    8,694.70x = 69,949,100.96
  5. Step 5: Solve for x
    x = 69,949,100.96/8,694.70
  6. Step 6: Final answer
    x = 8,045.03

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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.