Home / 5,548.77-8,323.43-2,085.75

Finding the Fourth Proportional to 5,548.77, 8,323.43 and 2,085.75

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Solution

The fourth proportional to 5,548.77, 8,323.43 and 2,085.75 is: 3,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.77 : 8,323.43 = 2,085.75 : x
  2. Step 2: Convert to fraction form
    5,548.77/8,323.43 = 2,085.75/x
  3. Step 3: Cross multiply
    5,548.77x = 8,323.43 × 2,085.75
  4. Step 4: Simplify right side
    5,548.77x = 17,360,583.69
  5. Step 5: Solve for x
    x = 17,360,583.69/5,548.77
  6. Step 6: Final answer
    x = 3,128.73

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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.