Home / 5,911.56-8,868.60-2,018.52

Finding the Fourth Proportional to 5,911.56, 8,868.60 and 2,018.52

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Solution

The fourth proportional to 5,911.56, 8,868.60 and 2,018.52 is: 3,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.56 : 8,868.60 = 2,018.52 : x
  2. Step 2: Convert to fraction form
    5,911.56/8,868.60 = 2,018.52/x
  3. Step 3: Cross multiply
    5,911.56x = 8,868.60 × 2,018.52
  4. Step 4: Simplify right side
    5,911.56x = 17,901,446.47
  5. Step 5: Solve for x
    x = 17,901,446.47/5,911.56
  6. Step 6: Final answer
    x = 3,028.21

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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.