Home / 5,137.38-7,668.90-4,514.60

Finding the Fourth Proportional to 5,137.38, 7,668.90 and 4,514.60

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Solution

The fourth proportional to 5,137.38, 7,668.90 and 4,514.60 is: 6,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.38 : 7,668.90 = 4,514.60 : x
  2. Step 2: Convert to fraction form
    5,137.38/7,668.90 = 4,514.60/x
  3. Step 3: Cross multiply
    5,137.38x = 7,668.90 × 4,514.60
  4. Step 4: Simplify right side
    5,137.38x = 34,622,015.94
  5. Step 5: Solve for x
    x = 34,622,015.94/5,137.38
  6. Step 6: Final answer
    x = 6,739.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.