Home / 4,219.78-6,324.84-2,572.67

Finding the Fourth Proportional to 4,219.78, 6,324.84 and 2,572.67

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Solution

The fourth proportional to 4,219.78, 6,324.84 and 2,572.67 is: 3,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.78 : 6,324.84 = 2,572.67 : x
  2. Step 2: Convert to fraction form
    4,219.78/6,324.84 = 2,572.67/x
  3. Step 3: Cross multiply
    4,219.78x = 6,324.84 × 2,572.67
  4. Step 4: Simplify right side
    4,219.78x = 16,271,694.50
  5. Step 5: Solve for x
    x = 16,271,694.50/4,219.78
  6. Step 6: Final answer
    x = 3,856.06

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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.