Home / 9,520.80-13,143.63-5,936.88

Finding the Fourth Proportional to 9,520.80, 13,143.63 and 5,936.88

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Solution

The fourth proportional to 9,520.80, 13,143.63 and 5,936.88 is: 8,195.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.80 : 13,143.63 = 5,936.88 : x
  2. Step 2: Convert to fraction form
    9,520.80/13,143.63 = 5,936.88/x
  3. Step 3: Cross multiply
    9,520.80x = 13,143.63 × 5,936.88
  4. Step 4: Simplify right side
    9,520.80x = 78,032,154.07
  5. Step 5: Solve for x
    x = 78,032,154.07/9,520.80
  6. Step 6: Final answer
    x = 8,195.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.