Home / 4,081.26-6,122.25-1,159.50

Finding the Fourth Proportional to 4,081.26, 6,122.25 and 1,159.50

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Solution

The fourth proportional to 4,081.26, 6,122.25 and 1,159.50 is: 1,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.26 : 6,122.25 = 1,159.50 : x
  2. Step 2: Convert to fraction form
    4,081.26/6,122.25 = 1,159.50/x
  3. Step 3: Cross multiply
    4,081.26x = 6,122.25 × 1,159.50
  4. Step 4: Simplify right side
    4,081.26x = 7,098,748.88
  5. Step 5: Solve for x
    x = 7,098,748.88/4,081.26
  6. Step 6: Final answer
    x = 1,739.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.