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Finding the Fourth Proportional to 2,018.08, 3,026.96 and 650.08

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Solution

The fourth proportional to 2,018.08, 3,026.96 and 650.08 is: 975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.08 : 3,026.96 = 650.08 : x
  2. Step 2: Convert to fraction form
    2,018.08/3,026.96 = 650.08/x
  3. Step 3: Cross multiply
    2,018.08x = 3,026.96 × 650.08
  4. Step 4: Simplify right side
    2,018.08x = 1,967,766.16
  5. Step 5: Solve for x
    x = 1,967,766.16/2,018.08
  6. Step 6: Final answer
    x = 975.07

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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.