Home / 3,499.09-4,828.57-1,927.15

Finding the Fourth Proportional to 3,499.09, 4,828.57 and 1,927.15

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Solution

The fourth proportional to 3,499.09, 4,828.57 and 1,927.15 is: 2,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.09 : 4,828.57 = 1,927.15 : x
  2. Step 2: Convert to fraction form
    3,499.09/4,828.57 = 1,927.15/x
  3. Step 3: Cross multiply
    3,499.09x = 4,828.57 × 1,927.15
  4. Step 4: Simplify right side
    3,499.09x = 9,305,378.68
  5. Step 5: Solve for x
    x = 9,305,378.68/3,499.09
  6. Step 6: Final answer
    x = 2,659.37

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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.