Home / 2,570.70-3,850.91-1,182.13

Finding the Fourth Proportional to 2,570.70, 3,850.91 and 1,182.13

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Solution

The fourth proportional to 2,570.70, 3,850.91 and 1,182.13 is: 1,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570.70 : 3,850.91 = 1,182.13 : x
  2. Step 2: Convert to fraction form
    2,570.70/3,850.91 = 1,182.13/x
  3. Step 3: Cross multiply
    2,570.70x = 3,850.91 × 1,182.13
  4. Step 4: Simplify right side
    2,570.70x = 4,552,279.57
  5. Step 5: Solve for x
    x = 4,552,279.57/2,570.70
  6. Step 6: Final answer
    x = 1,770.83

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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.