Home / 5,889.72-8,128.08-3,237.38

Finding the Fourth Proportional to 5,889.72, 8,128.08 and 3,237.38

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Solution

The fourth proportional to 5,889.72, 8,128.08 and 3,237.38 is: 4,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.72 : 8,128.08 = 3,237.38 : x
  2. Step 2: Convert to fraction form
    5,889.72/8,128.08 = 3,237.38/x
  3. Step 3: Cross multiply
    5,889.72x = 8,128.08 × 3,237.38
  4. Step 4: Simplify right side
    5,889.72x = 26,313,673.47
  5. Step 5: Solve for x
    x = 26,313,673.47/5,889.72
  6. Step 6: Final answer
    x = 4,467.73

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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.