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Finding the Fourth Proportional to 6,018.58, 9,027.87 and 1,636.68

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Solution

The fourth proportional to 6,018.58, 9,027.87 and 1,636.68 is: 2,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.58 : 9,027.87 = 1,636.68 : x
  2. Step 2: Convert to fraction form
    6,018.58/9,027.87 = 1,636.68/x
  3. Step 3: Cross multiply
    6,018.58x = 9,027.87 × 1,636.68
  4. Step 4: Simplify right side
    6,018.58x = 14,775,734.27
  5. Step 5: Solve for x
    x = 14,775,734.27/6,018.58
  6. Step 6: Final answer
    x = 2,455.02

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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.