Home / 3,193.69-4,790.99-1,343.65

Finding the Fourth Proportional to 3,193.69, 4,790.99 and 1,343.65

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Solution

The fourth proportional to 3,193.69, 4,790.99 and 1,343.65 is: 2,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.69 : 4,790.99 = 1,343.65 : x
  2. Step 2: Convert to fraction form
    3,193.69/4,790.99 = 1,343.65/x
  3. Step 3: Cross multiply
    3,193.69x = 4,790.99 × 1,343.65
  4. Step 4: Simplify right side
    3,193.69x = 6,437,407.00
  5. Step 5: Solve for x
    x = 6,437,407.00/3,193.69
  6. Step 6: Final answer
    x = 2,015.66

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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.