Home / 7,003.09-10,504.83-2,619.71

Finding the Fourth Proportional to 7,003.09, 10,504.83 and 2,619.71

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Solution

The fourth proportional to 7,003.09, 10,504.83 and 2,619.71 is: 3,929.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.09 : 10,504.83 = 2,619.71 : x
  2. Step 2: Convert to fraction form
    7,003.09/10,504.83 = 2,619.71/x
  3. Step 3: Cross multiply
    7,003.09x = 10,504.83 × 2,619.71
  4. Step 4: Simplify right side
    7,003.09x = 27,519,555.68
  5. Step 5: Solve for x
    x = 27,519,555.68/7,003.09
  6. Step 6: Final answer
    x = 3,929.63

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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.