Home / 8,074.86-11,143.26-4,538.04

Finding the Fourth Proportional to 8,074.86, 11,143.26 and 4,538.04

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Solution

The fourth proportional to 8,074.86, 11,143.26 and 4,538.04 is: 6,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.86 : 11,143.26 = 4,538.04 : x
  2. Step 2: Convert to fraction form
    8,074.86/11,143.26 = 4,538.04/x
  3. Step 3: Cross multiply
    8,074.86x = 11,143.26 × 4,538.04
  4. Step 4: Simplify right side
    8,074.86x = 50,568,559.61
  5. Step 5: Solve for x
    x = 50,568,559.61/8,074.86
  6. Step 6: Final answer
    x = 6,262.47

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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.