Home / 11,724.41-17,586.80-3,826.89

Finding the Fourth Proportional to 11,724.41, 17,586.80 and 3,826.89

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Solution

The fourth proportional to 11,724.41, 17,586.80 and 3,826.89 is: 5,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.41 : 17,586.80 = 3,826.89 : x
  2. Step 2: Convert to fraction form
    11,724.41/17,586.80 = 3,826.89/x
  3. Step 3: Cross multiply
    11,724.41x = 17,586.80 × 3,826.89
  4. Step 4: Simplify right side
    11,724.41x = 67,302,729.92
  5. Step 5: Solve for x
    x = 67,302,729.92/11,724.41
  6. Step 6: Final answer
    x = 5,740.40

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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.