Home / 2,965.13-4,448.73-1,321.52

Finding the Fourth Proportional to 2,965.13, 4,448.73 and 1,321.52

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Solution

The fourth proportional to 2,965.13, 4,448.73 and 1,321.52 is: 1,982.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.13 : 4,448.73 = 1,321.52 : x
  2. Step 2: Convert to fraction form
    2,965.13/4,448.73 = 1,321.52/x
  3. Step 3: Cross multiply
    2,965.13x = 4,448.73 × 1,321.52
  4. Step 4: Simplify right side
    2,965.13x = 5,879,085.67
  5. Step 5: Solve for x
    x = 5,879,085.67/2,965.13
  6. Step 6: Final answer
    x = 1,982.74

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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.