Home / 11,556.77-17,338.63-4,889.84

Finding the Fourth Proportional to 11,556.77, 17,338.63 and 4,889.84

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Solution

The fourth proportional to 11,556.77, 17,338.63 and 4,889.84 is: 7,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.77 : 17,338.63 = 4,889.84 : x
  2. Step 2: Convert to fraction form
    11,556.77/17,338.63 = 4,889.84/x
  3. Step 3: Cross multiply
    11,556.77x = 17,338.63 × 4,889.84
  4. Step 4: Simplify right side
    11,556.77x = 84,783,126.52
  5. Step 5: Solve for x
    x = 84,783,126.52/11,556.77
  6. Step 6: Final answer
    x = 7,336.23

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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.