Home / 9,613.44-13,268.80-6,079.68

Finding the Fourth Proportional to 9,613.44, 13,268.80 and 6,079.68

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Solution

The fourth proportional to 9,613.44, 13,268.80 and 6,079.68 is: 8,391.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,613.44 : 13,268.80 = 6,079.68 : x
  2. Step 2: Convert to fraction form
    9,613.44/13,268.80 = 6,079.68/x
  3. Step 3: Cross multiply
    9,613.44x = 13,268.80 × 6,079.68
  4. Step 4: Simplify right side
    9,613.44x = 80,670,057.98
  5. Step 5: Solve for x
    x = 80,670,057.98/9,613.44
  6. Step 6: Final answer
    x = 8,391.38

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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.