Home / 2,556.16-3,834.24-1,171.68

Finding the Fourth Proportional to 2,556.16, 3,834.24 and 1,171.68

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Solution

The fourth proportional to 2,556.16, 3,834.24 and 1,171.68 is: 1,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.16 : 3,834.24 = 1,171.68 : x
  2. Step 2: Convert to fraction form
    2,556.16/3,834.24 = 1,171.68/x
  3. Step 3: Cross multiply
    2,556.16x = 3,834.24 × 1,171.68
  4. Step 4: Simplify right side
    2,556.16x = 4,492,502.32
  5. Step 5: Solve for x
    x = 4,492,502.32/2,556.16
  6. Step 6: Final answer
    x = 1,757.52

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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.