Home / 4,449.96-6,137.10-3,789

Finding the Fourth Proportional to 4,449.96, 6,137.10 and 3,789

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Solution

The fourth proportional to 4,449.96, 6,137.10 and 3,789 is: 5,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.96 : 6,137.10 = 3,789 : x
  2. Step 2: Convert to fraction form
    4,449.96/6,137.10 = 3,789/x
  3. Step 3: Cross multiply
    4,449.96x = 6,137.10 × 3,789
  4. Step 4: Simplify right side
    4,449.96x = 23,253,471.90
  5. Step 5: Solve for x
    x = 23,253,471.90/4,449.96
  6. Step 6: Final answer
    x = 5,225.55

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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.