Home / 3,015.06-4,159.74-1,896.08

Finding the Fourth Proportional to 3,015.06, 4,159.74 and 1,896.08

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Solution

The fourth proportional to 3,015.06, 4,159.74 and 1,896.08 is: 2,615.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.06 : 4,159.74 = 1,896.08 : x
  2. Step 2: Convert to fraction form
    3,015.06/4,159.74 = 1,896.08/x
  3. Step 3: Cross multiply
    3,015.06x = 4,159.74 × 1,896.08
  4. Step 4: Simplify right side
    3,015.06x = 7,887,218.56
  5. Step 5: Solve for x
    x = 7,887,218.56/3,015.06
  6. Step 6: Final answer
    x = 2,615.94

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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.