Home / 11,332.36-16,992.70-5,087.02

Finding the Fourth Proportional to 11,332.36, 16,992.70 and 5,087.02

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Solution

The fourth proportional to 11,332.36, 16,992.70 and 5,087.02 is: 7,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.36 : 16,992.70 = 5,087.02 : x
  2. Step 2: Convert to fraction form
    11,332.36/16,992.70 = 5,087.02/x
  3. Step 3: Cross multiply
    11,332.36x = 16,992.70 × 5,087.02
  4. Step 4: Simplify right side
    11,332.36x = 86,442,204.75
  5. Step 5: Solve for x
    x = 86,442,204.75/11,332.36
  6. Step 6: Final answer
    x = 7,627.91

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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.