Home / 3,260.63-4,499.73-1,933.85

Finding the Fourth Proportional to 3,260.63, 4,499.73 and 1,933.85

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Solution

The fourth proportional to 3,260.63, 4,499.73 and 1,933.85 is: 2,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.63 : 4,499.73 = 1,933.85 : x
  2. Step 2: Convert to fraction form
    3,260.63/4,499.73 = 1,933.85/x
  3. Step 3: Cross multiply
    3,260.63x = 4,499.73 × 1,933.85
  4. Step 4: Simplify right side
    3,260.63x = 8,701,780.36
  5. Step 5: Solve for x
    x = 8,701,780.36/3,260.63
  6. Step 6: Final answer
    x = 2,668.75

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1.5x scale

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.