Home / 4,479.18-6,718.77-2,440.14

Finding the Fourth Proportional to 4,479.18, 6,718.77 and 2,440.14

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Solution

The fourth proportional to 4,479.18, 6,718.77 and 2,440.14 is: 3,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.18 : 6,718.77 = 2,440.14 : x
  2. Step 2: Convert to fraction form
    4,479.18/6,718.77 = 2,440.14/x
  3. Step 3: Cross multiply
    4,479.18x = 6,718.77 × 2,440.14
  4. Step 4: Simplify right side
    4,479.18x = 16,394,739.43
  5. Step 5: Solve for x
    x = 16,394,739.43/4,479.18
  6. Step 6: Final answer
    x = 3,660.21

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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.