Home / 7,973.54-11,952.55-3,812.47

Finding the Fourth Proportional to 7,973.54, 11,952.55 and 3,812.47

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Solution

The fourth proportional to 7,973.54, 11,952.55 and 3,812.47 is: 5,714.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.54 : 11,952.55 = 3,812.47 : x
  2. Step 2: Convert to fraction form
    7,973.54/11,952.55 = 3,812.47/x
  3. Step 3: Cross multiply
    7,973.54x = 11,952.55 × 3,812.47
  4. Step 4: Simplify right side
    7,973.54x = 45,568,738.30
  5. Step 5: Solve for x
    x = 45,568,738.30/7,973.54
  6. Step 6: Final answer
    x = 5,714.99

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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.