Home / 3,281.19-4,528.78-2,085.94

Finding the Fourth Proportional to 3,281.19, 4,528.78 and 2,085.94

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Solution

The fourth proportional to 3,281.19, 4,528.78 and 2,085.94 is: 2,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.19 : 4,528.78 = 2,085.94 : x
  2. Step 2: Convert to fraction form
    3,281.19/4,528.78 = 2,085.94/x
  3. Step 3: Cross multiply
    3,281.19x = 4,528.78 × 2,085.94
  4. Step 4: Simplify right side
    3,281.19x = 9,446,776.54
  5. Step 5: Solve for x
    x = 9,446,776.54/3,281.19
  6. Step 6: Final answer
    x = 2,879.07

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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.