Home / 3,653.07-5,039.89-3,299.50

Finding the Fourth Proportional to 3,653.07, 5,039.89 and 3,299.50

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Solution

The fourth proportional to 3,653.07, 5,039.89 and 3,299.50 is: 4,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.07 : 5,039.89 = 3,299.50 : x
  2. Step 2: Convert to fraction form
    3,653.07/5,039.89 = 3,299.50/x
  3. Step 3: Cross multiply
    3,653.07x = 5,039.89 × 3,299.50
  4. Step 4: Simplify right side
    3,653.07x = 16,629,117.06
  5. Step 5: Solve for x
    x = 16,629,117.06/3,653.07
  6. Step 6: Final answer
    x = 4,552.09

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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.