Home / 4,047.12-6,072.57-3,981.60

Finding the Fourth Proportional to 4,047.12, 6,072.57 and 3,981.60

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Solution

The fourth proportional to 4,047.12, 6,072.57 and 3,981.60 is: 5,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.12 : 6,072.57 = 3,981.60 : x
  2. Step 2: Convert to fraction form
    4,047.12/6,072.57 = 3,981.60/x
  3. Step 3: Cross multiply
    4,047.12x = 6,072.57 × 3,981.60
  4. Step 4: Simplify right side
    4,047.12x = 24,178,544.71
  5. Step 5: Solve for x
    x = 24,178,544.71/4,047.12
  6. Step 6: Final answer
    x = 5,974.26

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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.