Home / 4,558.91-6,289.92-2,788.67

Finding the Fourth Proportional to 4,558.91, 6,289.92 and 2,788.67

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Solution

The fourth proportional to 4,558.91, 6,289.92 and 2,788.67 is: 3,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.91 : 6,289.92 = 2,788.67 : x
  2. Step 2: Convert to fraction form
    4,558.91/6,289.92 = 2,788.67/x
  3. Step 3: Cross multiply
    4,558.91x = 6,289.92 × 2,788.67
  4. Step 4: Simplify right side
    4,558.91x = 17,540,511.21
  5. Step 5: Solve for x
    x = 17,540,511.21/4,558.91
  6. Step 6: Final answer
    x = 3,847.52

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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.