Home / 11,935.74-17,891.14-6,663.02

Finding the Fourth Proportional to 11,935.74, 17,891.14 and 6,663.02

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Solution

The fourth proportional to 11,935.74, 17,891.14 and 6,663.02 is: 9,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.74 : 17,891.14 = 6,663.02 : x
  2. Step 2: Convert to fraction form
    11,935.74/17,891.14 = 6,663.02/x
  3. Step 3: Cross multiply
    11,935.74x = 17,891.14 × 6,663.02
  4. Step 4: Simplify right side
    11,935.74x = 119,209,065.19
  5. Step 5: Solve for x
    x = 119,209,065.19/11,935.74
  6. Step 6: Final answer
    x = 9,987.57

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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.