Home / 6,668.24-9,202.80-3,684.72

Finding the Fourth Proportional to 6,668.24, 9,202.80 and 3,684.72

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Solution

The fourth proportional to 6,668.24, 9,202.80 and 3,684.72 is: 5,085.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.24 : 9,202.80 = 3,684.72 : x
  2. Step 2: Convert to fraction form
    6,668.24/9,202.80 = 3,684.72/x
  3. Step 3: Cross multiply
    6,668.24x = 9,202.80 × 3,684.72
  4. Step 4: Simplify right side
    6,668.24x = 33,909,741.22
  5. Step 5: Solve for x
    x = 33,909,741.22/6,668.24
  6. Step 6: Final answer
    x = 5,085.26

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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.