Home / 4,442.09-6,661.91-1,668.54

Finding the Fourth Proportional to 4,442.09, 6,661.91 and 1,668.54

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Solution

The fourth proportional to 4,442.09, 6,661.91 and 1,668.54 is: 2,502.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.09 : 6,661.91 = 1,668.54 : x
  2. Step 2: Convert to fraction form
    4,442.09/6,661.91 = 1,668.54/x
  3. Step 3: Cross multiply
    4,442.09x = 6,661.91 × 1,668.54
  4. Step 4: Simplify right side
    4,442.09x = 11,115,654.97
  5. Step 5: Solve for x
    x = 11,115,654.97/4,442.09
  6. Step 6: Final answer
    x = 2,502.35

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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.