Home / 4,074.45-5,622.72-2,211.45

Finding the Fourth Proportional to 4,074.45, 5,622.72 and 2,211.45

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Solution

The fourth proportional to 4,074.45, 5,622.72 and 2,211.45 is: 3,051.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.45 : 5,622.72 = 2,211.45 : x
  2. Step 2: Convert to fraction form
    4,074.45/5,622.72 = 2,211.45/x
  3. Step 3: Cross multiply
    4,074.45x = 5,622.72 × 2,211.45
  4. Step 4: Simplify right side
    4,074.45x = 12,434,364.14
  5. Step 5: Solve for x
    x = 12,434,364.14/4,074.45
  6. Step 6: Final answer
    x = 3,051.79

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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.