Home / 4,949.34-6,829.76-2,853.42

Finding the Fourth Proportional to 4,949.34, 6,829.76 and 2,853.42

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Solution

The fourth proportional to 4,949.34, 6,829.76 and 2,853.42 is: 3,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.34 : 6,829.76 = 2,853.42 : x
  2. Step 2: Convert to fraction form
    4,949.34/6,829.76 = 2,853.42/x
  3. Step 3: Cross multiply
    4,949.34x = 6,829.76 × 2,853.42
  4. Step 4: Simplify right side
    4,949.34x = 19,488,173.78
  5. Step 5: Solve for x
    x = 19,488,173.78/4,949.34
  6. Step 6: Final answer
    x = 3,937.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.