Home / 5,913.88-8,868.38-2,018.60

Finding the Fourth Proportional to 5,913.88, 8,868.38 and 2,018.60

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Solution

The fourth proportional to 5,913.88, 8,868.38 and 2,018.60 is: 3,027.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.88 : 8,868.38 = 2,018.60 : x
  2. Step 2: Convert to fraction form
    5,913.88/8,868.38 = 2,018.60/x
  3. Step 3: Cross multiply
    5,913.88x = 8,868.38 × 2,018.60
  4. Step 4: Simplify right side
    5,913.88x = 17,901,711.87
  5. Step 5: Solve for x
    x = 17,901,711.87/5,913.88
  6. Step 6: Final answer
    x = 3,027.07

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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.