Home / 5,986.71-8,258.49-3,997.35

Finding the Fourth Proportional to 5,986.71, 8,258.49 and 3,997.35

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Solution

The fourth proportional to 5,986.71, 8,258.49 and 3,997.35 is: 5,514.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.71 : 8,258.49 = 3,997.35 : x
  2. Step 2: Convert to fraction form
    5,986.71/8,258.49 = 3,997.35/x
  3. Step 3: Cross multiply
    5,986.71x = 8,258.49 × 3,997.35
  4. Step 4: Simplify right side
    5,986.71x = 33,012,075.00
  5. Step 5: Solve for x
    x = 33,012,075.00/5,986.71
  6. Step 6: Final answer
    x = 5,514.23

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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.