Home / 4,849.50-6,690.63-2,724.74

Finding the Fourth Proportional to 4,849.50, 6,690.63 and 2,724.74

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Solution

The fourth proportional to 4,849.50, 6,690.63 and 2,724.74 is: 3,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.50 : 6,690.63 = 2,724.74 : x
  2. Step 2: Convert to fraction form
    4,849.50/6,690.63 = 2,724.74/x
  3. Step 3: Cross multiply
    4,849.50x = 6,690.63 × 2,724.74
  4. Step 4: Simplify right side
    4,849.50x = 18,230,193.73
  5. Step 5: Solve for x
    x = 18,230,193.73/4,849.50
  6. Step 6: Final answer
    x = 3,759.19

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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.