Home / 2,365.22-3,263.97-1,317.26

Finding the Fourth Proportional to 2,365.22, 3,263.97 and 1,317.26

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Solution

The fourth proportional to 2,365.22, 3,263.97 and 1,317.26 is: 1,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.22 : 3,263.97 = 1,317.26 : x
  2. Step 2: Convert to fraction form
    2,365.22/3,263.97 = 1,317.26/x
  3. Step 3: Cross multiply
    2,365.22x = 3,263.97 × 1,317.26
  4. Step 4: Simplify right side
    2,365.22x = 4,299,497.12
  5. Step 5: Solve for x
    x = 4,299,497.12/2,365.22
  6. Step 6: Final answer
    x = 1,817.80

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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.