Home / 3,220.76-4,448.16-2,593.37

Finding the Fourth Proportional to 3,220.76, 4,448.16 and 2,593.37

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Solution

The fourth proportional to 3,220.76, 4,448.16 and 2,593.37 is: 3,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.76 : 4,448.16 = 2,593.37 : x
  2. Step 2: Convert to fraction form
    3,220.76/4,448.16 = 2,593.37/x
  3. Step 3: Cross multiply
    3,220.76x = 4,448.16 × 2,593.37
  4. Step 4: Simplify right side
    3,220.76x = 11,535,735.82
  5. Step 5: Solve for x
    x = 11,535,735.82/3,220.76
  6. Step 6: Final answer
    x = 3,581.68

Related Problems

Find fourth proportional to 1,610.38, 2,224.08 and 1,296.69
Half scale
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Double scale
Find fourth proportional to 3,221.76, 4,449.54 and 2,594.37
Similar ratio
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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.