Home / 9,910.14-13,677.49-6,326.63

Finding the Fourth Proportional to 9,910.14, 13,677.49 and 6,326.63

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Solution

The fourth proportional to 9,910.14, 13,677.49 and 6,326.63 is: 8,731.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.14 : 13,677.49 = 6,326.63 : x
  2. Step 2: Convert to fraction form
    9,910.14/13,677.49 = 6,326.63/x
  3. Step 3: Cross multiply
    9,910.14x = 13,677.49 × 6,326.63
  4. Step 4: Simplify right side
    9,910.14x = 86,532,418.56
  5. Step 5: Solve for x
    x = 86,532,418.56/9,910.14
  6. Step 6: Final answer
    x = 8,731.70

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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.