Home / 2,556.96-3,833.28-1,017.12

Finding the Fourth Proportional to 2,556.96, 3,833.28 and 1,017.12

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Solution

The fourth proportional to 2,556.96, 3,833.28 and 1,017.12 is: 1,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.96 : 3,833.28 = 1,017.12 : x
  2. Step 2: Convert to fraction form
    2,556.96/3,833.28 = 1,017.12/x
  3. Step 3: Cross multiply
    2,556.96x = 3,833.28 × 1,017.12
  4. Step 4: Simplify right side
    2,556.96x = 3,898,905.75
  5. Step 5: Solve for x
    x = 3,898,905.75/2,556.96
  6. Step 6: Final answer
    x = 1,524.82

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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.