Home / 10,483.43-15,716.84-7,186.73

Finding the Fourth Proportional to 10,483.43, 15,716.84 and 7,186.73

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Solution

The fourth proportional to 10,483.43, 15,716.84 and 7,186.73 is: 10,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,483.43 : 15,716.84 = 7,186.73 : x
  2. Step 2: Convert to fraction form
    10,483.43/15,716.84 = 7,186.73/x
  3. Step 3: Cross multiply
    10,483.43x = 15,716.84 × 7,186.73
  4. Step 4: Simplify right side
    10,483.43x = 112,952,571.02
  5. Step 5: Solve for x
    x = 112,952,571.02/10,483.43
  6. Step 6: Final answer
    x = 10,774.40

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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.