Home / 8,736.65-13,094.03-6,880.43

Finding the Fourth Proportional to 8,736.65, 13,094.03 and 6,880.43

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Solution

The fourth proportional to 8,736.65, 13,094.03 and 6,880.43 is: 10,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.65 : 13,094.03 = 6,880.43 : x
  2. Step 2: Convert to fraction form
    8,736.65/13,094.03 = 6,880.43/x
  3. Step 3: Cross multiply
    8,736.65x = 13,094.03 × 6,880.43
  4. Step 4: Simplify right side
    8,736.65x = 90,092,556.83
  5. Step 5: Solve for x
    x = 90,092,556.83/8,736.65
  6. Step 6: Final answer
    x = 10,312.03

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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.