Home / 4,078.82-6,117.53-1,156.44

Finding the Fourth Proportional to 4,078.82, 6,117.53 and 1,156.44

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Solution

The fourth proportional to 4,078.82, 6,117.53 and 1,156.44 is: 1,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.82 : 6,117.53 = 1,156.44 : x
  2. Step 2: Convert to fraction form
    4,078.82/6,117.53 = 1,156.44/x
  3. Step 3: Cross multiply
    4,078.82x = 6,117.53 × 1,156.44
  4. Step 4: Simplify right side
    4,078.82x = 7,074,556.39
  5. Step 5: Solve for x
    x = 7,074,556.39/4,078.82
  6. Step 6: Final answer
    x = 1,734.46

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1.5x scale

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.