Home / 11,300.88-16,939.17-4,723.68

Finding the Fourth Proportional to 11,300.88, 16,939.17 and 4,723.68

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Solution

The fourth proportional to 11,300.88, 16,939.17 and 4,723.68 is: 7,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.88 : 16,939.17 = 4,723.68 : x
  2. Step 2: Convert to fraction form
    11,300.88/16,939.17 = 4,723.68/x
  3. Step 3: Cross multiply
    11,300.88x = 16,939.17 × 4,723.68
  4. Step 4: Simplify right side
    11,300.88x = 80,015,218.55
  5. Step 5: Solve for x
    x = 80,015,218.55/11,300.88
  6. Step 6: Final answer
    x = 7,080.44

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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.