Home / 5,912.86-8,159.09-3,259.75

Finding the Fourth Proportional to 5,912.86, 8,159.09 and 3,259.75

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Solution

The fourth proportional to 5,912.86, 8,159.09 and 3,259.75 is: 4,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.86 : 8,159.09 = 3,259.75 : x
  2. Step 2: Convert to fraction form
    5,912.86/8,159.09 = 3,259.75/x
  3. Step 3: Cross multiply
    5,912.86x = 8,159.09 × 3,259.75
  4. Step 4: Simplify right side
    5,912.86x = 26,596,593.63
  5. Step 5: Solve for x
    x = 26,596,593.63/5,912.86
  6. Step 6: Final answer
    x = 4,498.09

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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.