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Finding the Fourth Proportional to 2,704.63, 4,055.31 and 1,059.22

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Solution

The fourth proportional to 2,704.63, 4,055.31 and 1,059.22 is: 1,588.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.63 : 4,055.31 = 1,059.22 : x
  2. Step 2: Convert to fraction form
    2,704.63/4,055.31 = 1,059.22/x
  3. Step 3: Cross multiply
    2,704.63x = 4,055.31 × 1,059.22
  4. Step 4: Simplify right side
    2,704.63x = 4,295,465.46
  5. Step 5: Solve for x
    x = 4,295,465.46/2,704.63
  6. Step 6: Final answer
    x = 1,588.19

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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.