Home / 12,452.27-17,183.44-7,074.57

Finding the Fourth Proportional to 12,452.27, 17,183.44 and 7,074.57

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Solution

The fourth proportional to 12,452.27, 17,183.44 and 7,074.57 is: 9,762.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.27 : 17,183.44 = 7,074.57 : x
  2. Step 2: Convert to fraction form
    12,452.27/17,183.44 = 7,074.57/x
  3. Step 3: Cross multiply
    12,452.27x = 17,183.44 × 7,074.57
  4. Step 4: Simplify right side
    12,452.27x = 121,565,522.40
  5. Step 5: Solve for x
    x = 121,565,522.40/12,452.27
  6. Step 6: Final answer
    x = 9,762.52

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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.