Home / 5,912.09-8,158.66-3,259.49

Finding the Fourth Proportional to 5,912.09, 8,158.66 and 3,259.49

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Solution

The fourth proportional to 5,912.09, 8,158.66 and 3,259.49 is: 4,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.09 : 8,158.66 = 3,259.49 : x
  2. Step 2: Convert to fraction form
    5,912.09/8,158.66 = 3,259.49/x
  3. Step 3: Cross multiply
    5,912.09x = 8,158.66 × 3,259.49
  4. Step 4: Simplify right side
    5,912.09x = 26,593,070.68
  5. Step 5: Solve for x
    x = 26,593,070.68/5,912.09
  6. Step 6: Final answer
    x = 4,498.08

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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.