Home / 10,723.88-14,799.78-6,187.38

Finding the Fourth Proportional to 10,723.88, 14,799.78 and 6,187.38

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Solution

The fourth proportional to 10,723.88, 14,799.78 and 6,187.38 is: 8,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.88 : 14,799.78 = 6,187.38 : x
  2. Step 2: Convert to fraction form
    10,723.88/14,799.78 = 6,187.38/x
  3. Step 3: Cross multiply
    10,723.88x = 14,799.78 × 6,187.38
  4. Step 4: Simplify right side
    10,723.88x = 91,571,862.78
  5. Step 5: Solve for x
    x = 91,571,862.78/10,723.88
  6. Step 6: Final answer
    x = 8,539.06

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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.