Home / 4,126.44-6,178.73-2,172.72

Finding the Fourth Proportional to 4,126.44, 6,178.73 and 2,172.72

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Solution

The fourth proportional to 4,126.44, 6,178.73 and 2,172.72 is: 3,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.44 : 6,178.73 = 2,172.72 : x
  2. Step 2: Convert to fraction form
    4,126.44/6,178.73 = 2,172.72/x
  3. Step 3: Cross multiply
    4,126.44x = 6,178.73 × 2,172.72
  4. Step 4: Simplify right side
    4,126.44x = 13,424,674.77
  5. Step 5: Solve for x
    x = 13,424,674.77/4,126.44
  6. Step 6: Final answer
    x = 3,253.33

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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.