Home / 10,930.62-16,386.14-4,003.50

Finding the Fourth Proportional to 10,930.62, 16,386.14 and 4,003.50

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Solution

The fourth proportional to 10,930.62, 16,386.14 and 4,003.50 is: 6,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.62 : 16,386.14 = 4,003.50 : x
  2. Step 2: Convert to fraction form
    10,930.62/16,386.14 = 4,003.50/x
  3. Step 3: Cross multiply
    10,930.62x = 16,386.14 × 4,003.50
  4. Step 4: Simplify right side
    10,930.62x = 65,601,911.49
  5. Step 5: Solve for x
    x = 65,601,911.49/10,930.62
  6. Step 6: Final answer
    x = 6,001.66

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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.