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Finding the Fourth Proportional to 5,806.02, 8,710.11 and 1,910.58

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Solution

The fourth proportional to 5,806.02, 8,710.11 and 1,910.58 is: 2,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.02 : 8,710.11 = 1,910.58 : x
  2. Step 2: Convert to fraction form
    5,806.02/8,710.11 = 1,910.58/x
  3. Step 3: Cross multiply
    5,806.02x = 8,710.11 × 1,910.58
  4. Step 4: Simplify right side
    5,806.02x = 16,641,361.96
  5. Step 5: Solve for x
    x = 16,641,361.96/5,806.02
  6. Step 6: Final answer
    x = 2,866.23

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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.