Home / 5,226.43-7,181.79-4,176.67

Finding the Fourth Proportional to 5,226.43, 7,181.79 and 4,176.67

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Solution

The fourth proportional to 5,226.43, 7,181.79 and 4,176.67 is: 5,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.43 : 7,181.79 = 4,176.67 : x
  2. Step 2: Convert to fraction form
    5,226.43/7,181.79 = 4,176.67/x
  3. Step 3: Cross multiply
    5,226.43x = 7,181.79 × 4,176.67
  4. Step 4: Simplify right side
    5,226.43x = 29,995,966.84
  5. Step 5: Solve for x
    x = 29,995,966.84/5,226.43
  6. Step 6: Final answer
    x = 5,739.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.