Home / 10,716.24-16,072.50-2,923.20

Finding the Fourth Proportional to 10,716.24, 16,072.50 and 2,923.20

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Solution

The fourth proportional to 10,716.24, 16,072.50 and 2,923.20 is: 4,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.24 : 16,072.50 = 2,923.20 : x
  2. Step 2: Convert to fraction form
    10,716.24/16,072.50 = 2,923.20/x
  3. Step 3: Cross multiply
    10,716.24x = 16,072.50 × 2,923.20
  4. Step 4: Simplify right side
    10,716.24x = 46,983,132
  5. Step 5: Solve for x
    x = 46,983,132/10,716.24
  6. Step 6: Final answer
    x = 4,384.29

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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.