Home / 4,949.56-6,829.50-4,291.48

Finding the Fourth Proportional to 4,949.56, 6,829.50 and 4,291.48

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Solution

The fourth proportional to 4,949.56, 6,829.50 and 4,291.48 is: 5,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.56 : 6,829.50 = 4,291.48 : x
  2. Step 2: Convert to fraction form
    4,949.56/6,829.50 = 4,291.48/x
  3. Step 3: Cross multiply
    4,949.56x = 6,829.50 × 4,291.48
  4. Step 4: Simplify right side
    4,949.56x = 29,308,662.66
  5. Step 5: Solve for x
    x = 29,308,662.66/4,949.56
  6. Step 6: Final answer
    x = 5,921.47

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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.