Home / 4,156.82-6,238.74-1,967.12

Finding the Fourth Proportional to 4,156.82, 6,238.74 and 1,967.12

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Solution

The fourth proportional to 4,156.82, 6,238.74 and 1,967.12 is: 2,952.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.82 : 6,238.74 = 1,967.12 : x
  2. Step 2: Convert to fraction form
    4,156.82/6,238.74 = 1,967.12/x
  3. Step 3: Cross multiply
    4,156.82x = 6,238.74 × 1,967.12
  4. Step 4: Simplify right side
    4,156.82x = 12,272,350.23
  5. Step 5: Solve for x
    x = 12,272,350.23/4,156.82
  6. Step 6: Final answer
    x = 2,952.34

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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.