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Finding the Fourth Proportional to 5,999.87, 8,998.90 and 1,617.67

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Solution

The fourth proportional to 5,999.87, 8,998.90 and 1,617.67 is: 2,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.87 : 8,998.90 = 1,617.67 : x
  2. Step 2: Convert to fraction form
    5,999.87/8,998.90 = 1,617.67/x
  3. Step 3: Cross multiply
    5,999.87x = 8,998.90 × 1,617.67
  4. Step 4: Simplify right side
    5,999.87x = 14,557,257.77
  5. Step 5: Solve for x
    x = 14,557,257.77/5,999.87
  6. Step 6: Final answer
    x = 2,426.26

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1.5x scale

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.