Home / 5,912.36-8,159.36-3,259.76

Finding the Fourth Proportional to 5,912.36, 8,159.36 and 3,259.76

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Solution

The fourth proportional to 5,912.36, 8,159.36 and 3,259.76 is: 4,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.36 : 8,159.36 = 3,259.76 : x
  2. Step 2: Convert to fraction form
    5,912.36/8,159.36 = 3,259.76/x
  3. Step 3: Cross multiply
    5,912.36x = 8,159.36 × 3,259.76
  4. Step 4: Simplify right side
    5,912.36x = 26,597,555.35
  5. Step 5: Solve for x
    x = 26,597,555.35/5,912.36
  6. Step 6: Final answer
    x = 4,498.64

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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.