Home / 3,409.84-4,707.94-2,625.76

Finding the Fourth Proportional to 3,409.84, 4,707.94 and 2,625.76

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Solution

The fourth proportional to 3,409.84, 4,707.94 and 2,625.76 is: 3,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.84 : 4,707.94 = 2,625.76 : x
  2. Step 2: Convert to fraction form
    3,409.84/4,707.94 = 2,625.76/x
  3. Step 3: Cross multiply
    3,409.84x = 4,707.94 × 2,625.76
  4. Step 4: Simplify right side
    3,409.84x = 12,361,896.99
  5. Step 5: Solve for x
    x = 12,361,896.99/3,409.84
  6. Step 6: Final answer
    x = 3,625.37

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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.