Home / 10,636.92-15,955.36-4,786.69

Finding the Fourth Proportional to 10,636.92, 15,955.36 and 4,786.69

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Solution

The fourth proportional to 10,636.92, 15,955.36 and 4,786.69 is: 7,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.92 : 15,955.36 = 4,786.69 : x
  2. Step 2: Convert to fraction form
    10,636.92/15,955.36 = 4,786.69/x
  3. Step 3: Cross multiply
    10,636.92x = 15,955.36 × 4,786.69
  4. Step 4: Simplify right side
    10,636.92x = 76,373,362.16
  5. Step 5: Solve for x
    x = 76,373,362.16/10,636.92
  6. Step 6: Final answer
    x = 7,180.03

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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.