Home / 5,453.70-8,180.55-2,537.70

Finding the Fourth Proportional to 5,453.70, 8,180.55 and 2,537.70

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Solution

The fourth proportional to 5,453.70, 8,180.55 and 2,537.70 is: 3,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.70 : 8,180.55 = 2,537.70 : x
  2. Step 2: Convert to fraction form
    5,453.70/8,180.55 = 2,537.70/x
  3. Step 3: Cross multiply
    5,453.70x = 8,180.55 × 2,537.70
  4. Step 4: Simplify right side
    5,453.70x = 20,759,781.74
  5. Step 5: Solve for x
    x = 20,759,781.74/5,453.70
  6. Step 6: Final answer
    x = 3,806.55

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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.