Home / 4,429.63-6,112.81-2,440.37

Finding the Fourth Proportional to 4,429.63, 6,112.81 and 2,440.37

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Solution

The fourth proportional to 4,429.63, 6,112.81 and 2,440.37 is: 3,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.63 : 6,112.81 = 2,440.37 : x
  2. Step 2: Convert to fraction form
    4,429.63/6,112.81 = 2,440.37/x
  3. Step 3: Cross multiply
    4,429.63x = 6,112.81 × 2,440.37
  4. Step 4: Simplify right side
    4,429.63x = 14,917,518.14
  5. Step 5: Solve for x
    x = 14,917,518.14/4,429.63
  6. Step 6: Final answer
    x = 3,367.67

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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.