Home / 10,675.09-14,731.32-6,199.21

Finding the Fourth Proportional to 10,675.09, 14,731.32 and 6,199.21

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Solution

The fourth proportional to 10,675.09, 14,731.32 and 6,199.21 is: 8,554.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.09 : 14,731.32 = 6,199.21 : x
  2. Step 2: Convert to fraction form
    10,675.09/14,731.32 = 6,199.21/x
  3. Step 3: Cross multiply
    10,675.09x = 14,731.32 × 6,199.21
  4. Step 4: Simplify right side
    10,675.09x = 91,322,546.26
  5. Step 5: Solve for x
    x = 91,322,546.26/10,675.09
  6. Step 6: Final answer
    x = 8,554.73

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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.