Home / 2,018-3,010.66-1,823.60

Finding the Fourth Proportional to 2,018, 3,010.66 and 1,823.60

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Solution

The fourth proportional to 2,018, 3,010.66 and 1,823.60 is: 2,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018 : 3,010.66 = 1,823.60 : x
  2. Step 2: Convert to fraction form
    2,018/3,010.66 = 1,823.60/x
  3. Step 3: Cross multiply
    2,018x = 3,010.66 × 1,823.60
  4. Step 4: Simplify right side
    2,018x = 5,490,239.58
  5. Step 5: Solve for x
    x = 5,490,239.58/2,018
  6. Step 6: Final answer
    x = 2,720.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.