Home / 5,858.22-8,787.33-4,299.78

Finding the Fourth Proportional to 5,858.22, 8,787.33 and 4,299.78

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Solution

The fourth proportional to 5,858.22, 8,787.33 and 4,299.78 is: 6,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.22 : 8,787.33 = 4,299.78 : x
  2. Step 2: Convert to fraction form
    5,858.22/8,787.33 = 4,299.78/x
  3. Step 3: Cross multiply
    5,858.22x = 8,787.33 × 4,299.78
  4. Step 4: Simplify right side
    5,858.22x = 37,783,585.79
  5. Step 5: Solve for x
    x = 37,783,585.79/5,858.22
  6. Step 6: Final answer
    x = 6,449.67

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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.