Home / 4,441.78-6,662.70-2,126.26

Finding the Fourth Proportional to 4,441.78, 6,662.70 and 2,126.26

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Solution

The fourth proportional to 4,441.78, 6,662.70 and 2,126.26 is: 3,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.78 : 6,662.70 = 2,126.26 : x
  2. Step 2: Convert to fraction form
    4,441.78/6,662.70 = 2,126.26/x
  3. Step 3: Cross multiply
    4,441.78x = 6,662.70 × 2,126.26
  4. Step 4: Simplify right side
    4,441.78x = 14,166,632.50
  5. Step 5: Solve for x
    x = 14,166,632.50/4,441.78
  6. Step 6: Final answer
    x = 3,189.40

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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.