Home / 10,917.03-16,364.99-3,516.47

Finding the Fourth Proportional to 10,917.03, 16,364.99 and 3,516.47

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Solution

The fourth proportional to 10,917.03, 16,364.99 and 3,516.47 is: 5,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.03 : 16,364.99 = 3,516.47 : x
  2. Step 2: Convert to fraction form
    10,917.03/16,364.99 = 3,516.47/x
  3. Step 3: Cross multiply
    10,917.03x = 16,364.99 × 3,516.47
  4. Step 4: Simplify right side
    10,917.03x = 57,546,896.98
  5. Step 5: Solve for x
    x = 57,546,896.98/10,917.03
  6. Step 6: Final answer
    x = 5,271.30

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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.