Home / 7,653.27-11,479.41-2,458.74

Finding the Fourth Proportional to 7,653.27, 11,479.41 and 2,458.74

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Solution

The fourth proportional to 7,653.27, 11,479.41 and 2,458.74 is: 3,687.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.27 : 11,479.41 = 2,458.74 : x
  2. Step 2: Convert to fraction form
    7,653.27/11,479.41 = 2,458.74/x
  3. Step 3: Cross multiply
    7,653.27x = 11,479.41 × 2,458.74
  4. Step 4: Simplify right side
    7,653.27x = 28,224,884.54
  5. Step 5: Solve for x
    x = 28,224,884.54/7,653.27
  6. Step 6: Final answer
    x = 3,687.95

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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.