Home / 11,328.46-16,975.36-4,751.06

Finding the Fourth Proportional to 11,328.46, 16,975.36 and 4,751.06

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Solution

The fourth proportional to 11,328.46, 16,975.36 and 4,751.06 is: 7,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.46 : 16,975.36 = 4,751.06 : x
  2. Step 2: Convert to fraction form
    11,328.46/16,975.36 = 4,751.06/x
  3. Step 3: Cross multiply
    11,328.46x = 16,975.36 × 4,751.06
  4. Step 4: Simplify right side
    11,328.46x = 80,650,953.88
  5. Step 5: Solve for x
    x = 80,650,953.88/11,328.46
  6. Step 6: Final answer
    x = 7,119.32

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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.