Home / 11,625.12-16,046.10-6,912.54

Finding the Fourth Proportional to 11,625.12, 16,046.10 and 6,912.54

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Solution

The fourth proportional to 11,625.12, 16,046.10 and 6,912.54 is: 9,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.12 : 16,046.10 = 6,912.54 : x
  2. Step 2: Convert to fraction form
    11,625.12/16,046.10 = 6,912.54/x
  3. Step 3: Cross multiply
    11,625.12x = 16,046.10 × 6,912.54
  4. Step 4: Simplify right side
    11,625.12x = 110,919,308.09
  5. Step 5: Solve for x
    x = 110,919,308.09/11,625.12
  6. Step 6: Final answer
    x = 9,541.35

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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.