Home / 7,969.09-11,953.63-2,422.46

Finding the Fourth Proportional to 7,969.09, 11,953.63 and 2,422.46

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Solution

The fourth proportional to 7,969.09, 11,953.63 and 2,422.46 is: 3,633.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.09 : 11,953.63 = 2,422.46 : x
  2. Step 2: Convert to fraction form
    7,969.09/11,953.63 = 2,422.46/x
  3. Step 3: Cross multiply
    7,969.09x = 11,953.63 × 2,422.46
  4. Step 4: Simplify right side
    7,969.09x = 28,957,190.53
  5. Step 5: Solve for x
    x = 28,957,190.53/7,969.09
  6. Step 6: Final answer
    x = 3,633.69

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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.