Home / 9,731.37-13,433.73-6,199.38

Finding the Fourth Proportional to 9,731.37, 13,433.73 and 6,199.38

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Solution

The fourth proportional to 9,731.37, 13,433.73 and 6,199.38 is: 8,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.37 : 13,433.73 = 6,199.38 : x
  2. Step 2: Convert to fraction form
    9,731.37/13,433.73 = 6,199.38/x
  3. Step 3: Cross multiply
    9,731.37x = 13,433.73 × 6,199.38
  4. Step 4: Simplify right side
    9,731.37x = 83,280,797.09
  5. Step 5: Solve for x
    x = 83,280,797.09/9,731.37
  6. Step 6: Final answer
    x = 8,557.97

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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.