Home / 4,786.57-7,180.68-1,498.81

Finding the Fourth Proportional to 4,786.57, 7,180.68 and 1,498.81

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Solution

The fourth proportional to 4,786.57, 7,180.68 and 1,498.81 is: 2,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.57 : 7,180.68 = 1,498.81 : x
  2. Step 2: Convert to fraction form
    4,786.57/7,180.68 = 1,498.81/x
  3. Step 3: Cross multiply
    4,786.57x = 7,180.68 × 1,498.81
  4. Step 4: Simplify right side
    4,786.57x = 10,762,474.99
  5. Step 5: Solve for x
    x = 10,762,474.99/4,786.57
  6. Step 6: Final answer
    x = 2,248.47

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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.