Home / 2,679.51-4,018.59-1,801.53

Finding the Fourth Proportional to 2,679.51, 4,018.59 and 1,801.53

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Solution

The fourth proportional to 2,679.51, 4,018.59 and 1,801.53 is: 2,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679.51 : 4,018.59 = 1,801.53 : x
  2. Step 2: Convert to fraction form
    2,679.51/4,018.59 = 1,801.53/x
  3. Step 3: Cross multiply
    2,679.51x = 4,018.59 × 1,801.53
  4. Step 4: Simplify right side
    2,679.51x = 7,239,610.44
  5. Step 5: Solve for x
    x = 7,239,610.44/2,679.51
  6. Step 6: Final answer
    x = 2,701.84

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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.