Home / 5,891.67-8,130.60-3,239.06

Finding the Fourth Proportional to 5,891.67, 8,130.60 and 3,239.06

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Solution

The fourth proportional to 5,891.67, 8,130.60 and 3,239.06 is: 4,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.67 : 8,130.60 = 3,239.06 : x
  2. Step 2: Convert to fraction form
    5,891.67/8,130.60 = 3,239.06/x
  3. Step 3: Cross multiply
    5,891.67x = 8,130.60 × 3,239.06
  4. Step 4: Simplify right side
    5,891.67x = 26,335,460.58
  5. Step 5: Solve for x
    x = 26,335,460.58/5,891.67
  6. Step 6: Final answer
    x = 4,469.95

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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.