Home / 11,504.10-17,256.15-4,108.80

Finding the Fourth Proportional to 11,504.10, 17,256.15 and 4,108.80

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Solution

The fourth proportional to 11,504.10, 17,256.15 and 4,108.80 is: 6,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504.10 : 17,256.15 = 4,108.80 : x
  2. Step 2: Convert to fraction form
    11,504.10/17,256.15 = 4,108.80/x
  3. Step 3: Cross multiply
    11,504.10x = 17,256.15 × 4,108.80
  4. Step 4: Simplify right side
    11,504.10x = 70,902,069.12
  5. Step 5: Solve for x
    x = 70,902,069.12/11,504.10
  6. Step 6: Final answer
    x = 6,163.20

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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.