Home / 3,008.88-4,150.80-1,889.26

Finding the Fourth Proportional to 3,008.88, 4,150.80 and 1,889.26

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Solution

The fourth proportional to 3,008.88, 4,150.80 and 1,889.26 is: 2,606.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.88 : 4,150.80 = 1,889.26 : x
  2. Step 2: Convert to fraction form
    3,008.88/4,150.80 = 1,889.26/x
  3. Step 3: Cross multiply
    3,008.88x = 4,150.80 × 1,889.26
  4. Step 4: Simplify right side
    3,008.88x = 7,841,940.41
  5. Step 5: Solve for x
    x = 7,841,940.41/3,008.88
  6. Step 6: Final answer
    x = 2,606.27

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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.