Home / 3,503.49-4,825.05-2,908.56

Finding the Fourth Proportional to 3,503.49, 4,825.05 and 2,908.56

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Solution

The fourth proportional to 3,503.49, 4,825.05 and 2,908.56 is: 4,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.49 : 4,825.05 = 2,908.56 : x
  2. Step 2: Convert to fraction form
    3,503.49/4,825.05 = 2,908.56/x
  3. Step 3: Cross multiply
    3,503.49x = 4,825.05 × 2,908.56
  4. Step 4: Simplify right side
    3,503.49x = 14,033,947.43
  5. Step 5: Solve for x
    x = 14,033,947.43/3,503.49
  6. Step 6: Final answer
    x = 4,005.71

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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.