Home / 4,256.23-6,382.19-1,945.75

Finding the Fourth Proportional to 4,256.23, 6,382.19 and 1,945.75

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Solution

The fourth proportional to 4,256.23, 6,382.19 and 1,945.75 is: 2,917.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.23 : 6,382.19 = 1,945.75 : x
  2. Step 2: Convert to fraction form
    4,256.23/6,382.19 = 1,945.75/x
  3. Step 3: Cross multiply
    4,256.23x = 6,382.19 × 1,945.75
  4. Step 4: Simplify right side
    4,256.23x = 12,418,136.46
  5. Step 5: Solve for x
    x = 12,418,136.46/4,256.23
  6. Step 6: Final answer
    x = 2,917.64

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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.