Home / 12,175.75-18,263.64-2,941.75

Finding the Fourth Proportional to 12,175.75, 18,263.64 and 2,941.75

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Solution

The fourth proportional to 12,175.75, 18,263.64 and 2,941.75 is: 4,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175.75 : 18,263.64 = 2,941.75 : x
  2. Step 2: Convert to fraction form
    12,175.75/18,263.64 = 2,941.75/x
  3. Step 3: Cross multiply
    12,175.75x = 18,263.64 × 2,941.75
  4. Step 4: Simplify right side
    12,175.75x = 53,727,062.97
  5. Step 5: Solve for x
    x = 53,727,062.97/12,175.75
  6. Step 6: Final answer
    x = 4,412.63

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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.