Home / 11,931.14-17,901.76-6,383

Finding the Fourth Proportional to 11,931.14, 17,901.76 and 6,383

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Solution

The fourth proportional to 11,931.14, 17,901.76 and 6,383 is: 9,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.14 : 17,901.76 = 6,383 : x
  2. Step 2: Convert to fraction form
    11,931.14/17,901.76 = 6,383/x
  3. Step 3: Cross multiply
    11,931.14x = 17,901.76 × 6,383
  4. Step 4: Simplify right side
    11,931.14x = 114,266,934.08
  5. Step 5: Solve for x
    x = 114,266,934.08/11,931.14
  6. Step 6: Final answer
    x = 9,577.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.