Home / 5,986.12-8,259.44-3,628.20

Finding the Fourth Proportional to 5,986.12, 8,259.44 and 3,628.20

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Solution

The fourth proportional to 5,986.12, 8,259.44 and 3,628.20 is: 5,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.12 : 8,259.44 = 3,628.20 : x
  2. Step 2: Convert to fraction form
    5,986.12/8,259.44 = 3,628.20/x
  3. Step 3: Cross multiply
    5,986.12x = 8,259.44 × 3,628.20
  4. Step 4: Simplify right side
    5,986.12x = 29,966,900.21
  5. Step 5: Solve for x
    x = 29,966,900.21/5,986.12
  6. Step 6: Final answer
    x = 5,006.06

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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.