Home / 10,629.25-15,911.06-6,923.50

Finding the Fourth Proportional to 10,629.25, 15,911.06 and 6,923.50

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Solution

The fourth proportional to 10,629.25, 15,911.06 and 6,923.50 is: 10,363.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.25 : 15,911.06 = 6,923.50 : x
  2. Step 2: Convert to fraction form
    10,629.25/15,911.06 = 6,923.50/x
  3. Step 3: Cross multiply
    10,629.25x = 15,911.06 × 6,923.50
  4. Step 4: Simplify right side
    10,629.25x = 110,160,149.51
  5. Step 5: Solve for x
    x = 110,160,149.51/10,629.25
  6. Step 6: Final answer
    x = 10,363.87

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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.