Home / 10,268.94-14,174.97-7,995.78

Finding the Fourth Proportional to 10,268.94, 14,174.97 and 7,995.78

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Solution

The fourth proportional to 10,268.94, 14,174.97 and 7,995.78 is: 11,037.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.94 : 14,174.97 = 7,995.78 : x
  2. Step 2: Convert to fraction form
    10,268.94/14,174.97 = 7,995.78/x
  3. Step 3: Cross multiply
    10,268.94x = 14,174.97 × 7,995.78
  4. Step 4: Simplify right side
    10,268.94x = 113,339,941.63
  5. Step 5: Solve for x
    x = 113,339,941.63/10,268.94
  6. Step 6: Final answer
    x = 11,037.16

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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.