Home / 2,588.74-3,572.47-1,409.81

Finding the Fourth Proportional to 2,588.74, 3,572.47 and 1,409.81

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Solution

The fourth proportional to 2,588.74, 3,572.47 and 1,409.81 is: 1,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.74 : 3,572.47 = 1,409.81 : x
  2. Step 2: Convert to fraction form
    2,588.74/3,572.47 = 1,409.81/x
  3. Step 3: Cross multiply
    2,588.74x = 3,572.47 × 1,409.81
  4. Step 4: Simplify right side
    2,588.74x = 5,036,503.93
  5. Step 5: Solve for x
    x = 5,036,503.93/2,588.74
  6. Step 6: Final answer
    x = 1,945.54

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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.