Home / 2,588.73-3,572.49-1,409.79

Finding the Fourth Proportional to 2,588.73, 3,572.49 and 1,409.79

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Solution

The fourth proportional to 2,588.73, 3,572.49 and 1,409.79 is: 1,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.73 : 3,572.49 = 1,409.79 : x
  2. Step 2: Convert to fraction form
    2,588.73/3,572.49 = 1,409.79/x
  3. Step 3: Cross multiply
    2,588.73x = 3,572.49 × 1,409.79
  4. Step 4: Simplify right side
    2,588.73x = 5,036,460.68
  5. Step 5: Solve for x
    x = 5,036,460.68/2,588.73
  6. Step 6: Final answer
    x = 1,945.53

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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.