Home / 7,724.45-11,586.71-3,827.95

Finding the Fourth Proportional to 7,724.45, 11,586.71 and 3,827.95

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Solution

The fourth proportional to 7,724.45, 11,586.71 and 3,827.95 is: 5,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.45 : 11,586.71 = 3,827.95 : x
  2. Step 2: Convert to fraction form
    7,724.45/11,586.71 = 3,827.95/x
  3. Step 3: Cross multiply
    7,724.45x = 11,586.71 × 3,827.95
  4. Step 4: Simplify right side
    7,724.45x = 44,353,327.15
  5. Step 5: Solve for x
    x = 44,353,327.15/7,724.45
  6. Step 6: Final answer
    x = 5,741.94

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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.