Home / 4,222.60-6,330.06-1,624.84

Finding the Fourth Proportional to 4,222.60, 6,330.06 and 1,624.84

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Solution

The fourth proportional to 4,222.60, 6,330.06 and 1,624.84 is: 2,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.60 : 6,330.06 = 1,624.84 : x
  2. Step 2: Convert to fraction form
    4,222.60/6,330.06 = 1,624.84/x
  3. Step 3: Cross multiply
    4,222.60x = 6,330.06 × 1,624.84
  4. Step 4: Simplify right side
    4,222.60x = 10,285,334.69
  5. Step 5: Solve for x
    x = 10,285,334.69/4,222.60
  6. Step 6: Final answer
    x = 2,435.78

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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.