Home / 4,786.20-7,184.04-3,918.99

Finding the Fourth Proportional to 4,786.20, 7,184.04 and 3,918.99

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Solution

The fourth proportional to 4,786.20, 7,184.04 and 3,918.99 is: 5,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.20 : 7,184.04 = 3,918.99 : x
  2. Step 2: Convert to fraction form
    4,786.20/7,184.04 = 3,918.99/x
  3. Step 3: Cross multiply
    4,786.20x = 7,184.04 × 3,918.99
  4. Step 4: Simplify right side
    4,786.20x = 28,154,180.92
  5. Step 5: Solve for x
    x = 28,154,180.92/4,786.20
  6. Step 6: Final answer
    x = 5,882.37

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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.