Home / 8,455.33-11,668.27-4,729.33

Finding the Fourth Proportional to 8,455.33, 11,668.27 and 4,729.33

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Solution

The fourth proportional to 8,455.33, 11,668.27 and 4,729.33 is: 6,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455.33 : 11,668.27 = 4,729.33 : x
  2. Step 2: Convert to fraction form
    8,455.33/11,668.27 = 4,729.33/x
  3. Step 3: Cross multiply
    8,455.33x = 11,668.27 × 4,729.33
  4. Step 4: Simplify right side
    8,455.33x = 55,183,017.37
  5. Step 5: Solve for x
    x = 55,183,017.37/8,455.33
  6. Step 6: Final answer
    x = 6,526.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.