Home / 3,047.34-4,571.10-1,072.38

Finding the Fourth Proportional to 3,047.34, 4,571.10 and 1,072.38

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Solution

The fourth proportional to 3,047.34, 4,571.10 and 1,072.38 is: 1,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.34 : 4,571.10 = 1,072.38 : x
  2. Step 2: Convert to fraction form
    3,047.34/4,571.10 = 1,072.38/x
  3. Step 3: Cross multiply
    3,047.34x = 4,571.10 × 1,072.38
  4. Step 4: Simplify right side
    3,047.34x = 4,901,956.22
  5. Step 5: Solve for x
    x = 4,901,956.22/3,047.34
  6. Step 6: Final answer
    x = 1,608.60

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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.