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Finding the Fourth Proportional to 2,441.48, 3,661.23 and 775.03

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Solution

The fourth proportional to 2,441.48, 3,661.23 and 775.03 is: 1,162.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.48 : 3,661.23 = 775.03 : x
  2. Step 2: Convert to fraction form
    2,441.48/3,661.23 = 775.03/x
  3. Step 3: Cross multiply
    2,441.48x = 3,661.23 × 775.03
  4. Step 4: Simplify right side
    2,441.48x = 2,837,563.09
  5. Step 5: Solve for x
    x = 2,837,563.09/2,441.48
  6. Step 6: Final answer
    x = 1,162.23

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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.