Home / 2,558.07-3,834.66-1,172.36

Finding the Fourth Proportional to 2,558.07, 3,834.66 and 1,172.36

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Solution

The fourth proportional to 2,558.07, 3,834.66 and 1,172.36 is: 1,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.07 : 3,834.66 = 1,172.36 : x
  2. Step 2: Convert to fraction form
    2,558.07/3,834.66 = 1,172.36/x
  3. Step 3: Cross multiply
    2,558.07x = 3,834.66 × 1,172.36
  4. Step 4: Simplify right side
    2,558.07x = 4,495,582.82
  5. Step 5: Solve for x
    x = 4,495,582.82/2,558.07
  6. Step 6: Final answer
    x = 1,757.41

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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.