Home / 11,984.18-16,542.51-7,268.36

Finding the Fourth Proportional to 11,984.18, 16,542.51 and 7,268.36

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Solution

The fourth proportional to 11,984.18, 16,542.51 and 7,268.36 is: 10,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.18 : 16,542.51 = 7,268.36 : x
  2. Step 2: Convert to fraction form
    11,984.18/16,542.51 = 7,268.36/x
  3. Step 3: Cross multiply
    11,984.18x = 16,542.51 × 7,268.36
  4. Step 4: Simplify right side
    11,984.18x = 120,236,917.98
  5. Step 5: Solve for x
    x = 120,236,917.98/11,984.18
  6. Step 6: Final answer
    x = 10,032.97

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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.