Home / 10,913.85-16,366.67-3,516.33

Finding the Fourth Proportional to 10,913.85, 16,366.67 and 3,516.33

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Solution

The fourth proportional to 10,913.85, 16,366.67 and 3,516.33 is: 5,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.85 : 16,366.67 = 3,516.33 : x
  2. Step 2: Convert to fraction form
    10,913.85/16,366.67 = 3,516.33/x
  3. Step 3: Cross multiply
    10,913.85x = 16,366.67 × 3,516.33
  4. Step 4: Simplify right side
    10,913.85x = 57,550,595.14
  5. Step 5: Solve for x
    x = 57,550,595.14/10,913.85
  6. Step 6: Final answer
    x = 5,273.17

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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.