Home / 3,018.51-4,530.87-1,849.32

Finding the Fourth Proportional to 3,018.51, 4,530.87 and 1,849.32

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Solution

The fourth proportional to 3,018.51, 4,530.87 and 1,849.32 is: 2,775.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.51 : 4,530.87 = 1,849.32 : x
  2. Step 2: Convert to fraction form
    3,018.51/4,530.87 = 1,849.32/x
  3. Step 3: Cross multiply
    3,018.51x = 4,530.87 × 1,849.32
  4. Step 4: Simplify right side
    3,018.51x = 8,379,028.51
  5. Step 5: Solve for x
    x = 8,379,028.51/3,018.51
  6. Step 6: Final answer
    x = 2,775.88

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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.