Home / 4,150.98-6,227.96-1,687.23

Finding the Fourth Proportional to 4,150.98, 6,227.96 and 1,687.23

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Solution

The fourth proportional to 4,150.98, 6,227.96 and 1,687.23 is: 2,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.98 : 6,227.96 = 1,687.23 : x
  2. Step 2: Convert to fraction form
    4,150.98/6,227.96 = 1,687.23/x
  3. Step 3: Cross multiply
    4,150.98x = 6,227.96 × 1,687.23
  4. Step 4: Simplify right side
    4,150.98x = 10,507,992.51
  5. Step 5: Solve for x
    x = 10,507,992.51/4,150.98
  6. Step 6: Final answer
    x = 2,531.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.