Home / 4,688.85-7,023.87-2,226.06

Finding the Fourth Proportional to 4,688.85, 7,023.87 and 2,226.06

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Solution

The fourth proportional to 4,688.85, 7,023.87 and 2,226.06 is: 3,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.85 : 7,023.87 = 2,226.06 : x
  2. Step 2: Convert to fraction form
    4,688.85/7,023.87 = 2,226.06/x
  3. Step 3: Cross multiply
    4,688.85x = 7,023.87 × 2,226.06
  4. Step 4: Simplify right side
    4,688.85x = 15,635,556.05
  5. Step 5: Solve for x
    x = 15,635,556.05/4,688.85
  6. Step 6: Final answer
    x = 3,334.62

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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.