Home / 11,480.20-17,220.24-4,084.93

Finding the Fourth Proportional to 11,480.20, 17,220.24 and 4,084.93

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Solution

The fourth proportional to 11,480.20, 17,220.24 and 4,084.93 is: 6,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.20 : 17,220.24 = 4,084.93 : x
  2. Step 2: Convert to fraction form
    11,480.20/17,220.24 = 4,084.93/x
  3. Step 3: Cross multiply
    11,480.20x = 17,220.24 × 4,084.93
  4. Step 4: Simplify right side
    11,480.20x = 70,343,474.98
  5. Step 5: Solve for x
    x = 70,343,474.98/11,480.20
  6. Step 6: Final answer
    x = 6,127.37

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1.5x scale

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.