Home / 7,968.33-11,952.14-2,421.63

Finding the Fourth Proportional to 7,968.33, 11,952.14 and 2,421.63

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Solution

The fourth proportional to 7,968.33, 11,952.14 and 2,421.63 is: 3,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.33 : 11,952.14 = 2,421.63 : x
  2. Step 2: Convert to fraction form
    7,968.33/11,952.14 = 2,421.63/x
  3. Step 3: Cross multiply
    7,968.33x = 11,952.14 × 2,421.63
  4. Step 4: Simplify right side
    7,968.33x = 28,943,648.68
  5. Step 5: Solve for x
    x = 28,943,648.68/7,968.33
  6. Step 6: Final answer
    x = 3,632.34

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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.