Home / 8,284.23-12,426.44-2,440.95

Finding the Fourth Proportional to 8,284.23, 12,426.44 and 2,440.95

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Solution

The fourth proportional to 8,284.23, 12,426.44 and 2,440.95 is: 3,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.23 : 12,426.44 = 2,440.95 : x
  2. Step 2: Convert to fraction form
    8,284.23/12,426.44 = 2,440.95/x
  3. Step 3: Cross multiply
    8,284.23x = 12,426.44 × 2,440.95
  4. Step 4: Simplify right side
    8,284.23x = 30,332,306.51
  5. Step 5: Solve for x
    x = 30,332,306.51/8,284.23
  6. Step 6: Final answer
    x = 3,661.45

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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.