Home / 11,795.97-16,278.14-6,418.18

Finding the Fourth Proportional to 11,795.97, 16,278.14 and 6,418.18

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Solution

The fourth proportional to 11,795.97, 16,278.14 and 6,418.18 is: 8,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.97 : 16,278.14 = 6,418.18 : x
  2. Step 2: Convert to fraction form
    11,795.97/16,278.14 = 6,418.18/x
  3. Step 3: Cross multiply
    11,795.97x = 16,278.14 × 6,418.18
  4. Step 4: Simplify right side
    11,795.97x = 104,476,038.46
  5. Step 5: Solve for x
    x = 104,476,038.46/11,795.97
  6. Step 6: Final answer
    x = 8,856.93

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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.