Home / 2,018.03-3,027.05-1,324.53

Finding the Fourth Proportional to 2,018.03, 3,027.05 and 1,324.53

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Solution

The fourth proportional to 2,018.03, 3,027.05 and 1,324.53 is: 1,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.03 : 3,027.05 = 1,324.53 : x
  2. Step 2: Convert to fraction form
    2,018.03/3,027.05 = 1,324.53/x
  3. Step 3: Cross multiply
    2,018.03x = 3,027.05 × 1,324.53
  4. Step 4: Simplify right side
    2,018.03x = 4,009,411.91
  5. Step 5: Solve for x
    x = 4,009,411.91/2,018.03
  6. Step 6: Final answer
    x = 1,986.80

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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.