Home / 3,570.60-4,924.90-3,072.38

Finding the Fourth Proportional to 3,570.60, 4,924.90 and 3,072.38

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Solution

The fourth proportional to 3,570.60, 4,924.90 and 3,072.38 is: 4,237.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.60 : 4,924.90 = 3,072.38 : x
  2. Step 2: Convert to fraction form
    3,570.60/4,924.90 = 3,072.38/x
  3. Step 3: Cross multiply
    3,570.60x = 4,924.90 × 3,072.38
  4. Step 4: Simplify right side
    3,570.60x = 15,131,171.18
  5. Step 5: Solve for x
    x = 15,131,171.18/3,570.60
  6. Step 6: Final answer
    x = 4,237.71

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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.