Home / 3,085.06-4,256.33-1,757.81

Finding the Fourth Proportional to 3,085.06, 4,256.33 and 1,757.81

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Solution

The fourth proportional to 3,085.06, 4,256.33 and 1,757.81 is: 2,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.06 : 4,256.33 = 1,757.81 : x
  2. Step 2: Convert to fraction form
    3,085.06/4,256.33 = 1,757.81/x
  3. Step 3: Cross multiply
    3,085.06x = 4,256.33 × 1,757.81
  4. Step 4: Simplify right side
    3,085.06x = 7,481,789.37
  5. Step 5: Solve for x
    x = 7,481,789.37/3,085.06
  6. Step 6: Final answer
    x = 2,425.17

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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.