Home / 3,588.23-5,383.73-1,398.51

Finding the Fourth Proportional to 3,588.23, 5,383.73 and 1,398.51

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Solution

The fourth proportional to 3,588.23, 5,383.73 and 1,398.51 is: 2,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.23 : 5,383.73 = 1,398.51 : x
  2. Step 2: Convert to fraction form
    3,588.23/5,383.73 = 1,398.51/x
  3. Step 3: Cross multiply
    3,588.23x = 5,383.73 × 1,398.51
  4. Step 4: Simplify right side
    3,588.23x = 7,529,193.25
  5. Step 5: Solve for x
    x = 7,529,193.25/3,588.23
  6. Step 6: Final answer
    x = 2,098.30

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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.