Home / 5,235.39-7,224.81-2,997.25

Finding the Fourth Proportional to 5,235.39, 7,224.81 and 2,997.25

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Solution

The fourth proportional to 5,235.39, 7,224.81 and 2,997.25 is: 4,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.39 : 7,224.81 = 2,997.25 : x
  2. Step 2: Convert to fraction form
    5,235.39/7,224.81 = 2,997.25/x
  3. Step 3: Cross multiply
    5,235.39x = 7,224.81 × 2,997.25
  4. Step 4: Simplify right side
    5,235.39x = 21,654,561.77
  5. Step 5: Solve for x
    x = 21,654,561.77/5,235.39
  6. Step 6: Final answer
    x = 4,136.19

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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.