Home / 4,766.69-7,147.13-2,133.69

Finding the Fourth Proportional to 4,766.69, 7,147.13 and 2,133.69

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Solution

The fourth proportional to 4,766.69, 7,147.13 and 2,133.69 is: 3,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.69 : 7,147.13 = 2,133.69 : x
  2. Step 2: Convert to fraction form
    4,766.69/7,147.13 = 2,133.69/x
  3. Step 3: Cross multiply
    4,766.69x = 7,147.13 × 2,133.69
  4. Step 4: Simplify right side
    4,766.69x = 15,249,765.14
  5. Step 5: Solve for x
    x = 15,249,765.14/4,766.69
  6. Step 6: Final answer
    x = 3,199.24

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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.