Home / 3,366.99-4,643.82-2,039.31

Finding the Fourth Proportional to 3,366.99, 4,643.82 and 2,039.31

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Solution

The fourth proportional to 3,366.99, 4,643.82 and 2,039.31 is: 2,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.99 : 4,643.82 = 2,039.31 : x
  2. Step 2: Convert to fraction form
    3,366.99/4,643.82 = 2,039.31/x
  3. Step 3: Cross multiply
    3,366.99x = 4,643.82 × 2,039.31
  4. Step 4: Simplify right side
    3,366.99x = 9,470,188.56
  5. Step 5: Solve for x
    x = 9,470,188.56/3,366.99
  6. Step 6: Final answer
    x = 2,812.66

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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.