Home / 12,260.42-16,921.26-6,954.11

Finding the Fourth Proportional to 12,260.42, 16,921.26 and 6,954.11

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Solution

The fourth proportional to 12,260.42, 16,921.26 and 6,954.11 is: 9,597.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260.42 : 16,921.26 = 6,954.11 : x
  2. Step 2: Convert to fraction form
    12,260.42/16,921.26 = 6,954.11/x
  3. Step 3: Cross multiply
    12,260.42x = 16,921.26 × 6,954.11
  4. Step 4: Simplify right side
    12,260.42x = 117,672,218.77
  5. Step 5: Solve for x
    x = 117,672,218.77/12,260.42
  6. Step 6: Final answer
    x = 9,597.74

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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.