Home / 5,758.37-8,640.29-2,984.52

Finding the Fourth Proportional to 5,758.37, 8,640.29 and 2,984.52

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Solution

The fourth proportional to 5,758.37, 8,640.29 and 2,984.52 is: 4,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.37 : 8,640.29 = 2,984.52 : x
  2. Step 2: Convert to fraction form
    5,758.37/8,640.29 = 2,984.52/x
  3. Step 3: Cross multiply
    5,758.37x = 8,640.29 × 2,984.52
  4. Step 4: Simplify right side
    5,758.37x = 25,787,103.39
  5. Step 5: Solve for x
    x = 25,787,103.39/5,758.37
  6. Step 6: Final answer
    x = 4,478.20

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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.