Home / 3,008.52-4,150.89-1,889.46

Finding the Fourth Proportional to 3,008.52, 4,150.89 and 1,889.46

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Solution

The fourth proportional to 3,008.52, 4,150.89 and 1,889.46 is: 2,606.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.52 : 4,150.89 = 1,889.46 : x
  2. Step 2: Convert to fraction form
    3,008.52/4,150.89 = 1,889.46/x
  3. Step 3: Cross multiply
    3,008.52x = 4,150.89 × 1,889.46
  4. Step 4: Simplify right side
    3,008.52x = 7,842,940.62
  5. Step 5: Solve for x
    x = 7,842,940.62/3,008.52
  6. Step 6: Final answer
    x = 2,606.91

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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.