Home / 2,627.79-3,941.70-1,067.51

Finding the Fourth Proportional to 2,627.79, 3,941.70 and 1,067.51

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Solution

The fourth proportional to 2,627.79, 3,941.70 and 1,067.51 is: 1,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.79 : 3,941.70 = 1,067.51 : x
  2. Step 2: Convert to fraction form
    2,627.79/3,941.70 = 1,067.51/x
  3. Step 3: Cross multiply
    2,627.79x = 3,941.70 × 1,067.51
  4. Step 4: Simplify right side
    2,627.79x = 4,207,779.12
  5. Step 5: Solve for x
    x = 4,207,779.12/2,627.79
  6. Step 6: Final answer
    x = 1,601.26

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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.