Home / 11,512.10-17,267.45-4,116.20

Finding the Fourth Proportional to 11,512.10, 17,267.45 and 4,116.20

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Solution

The fourth proportional to 11,512.10, 17,267.45 and 4,116.20 is: 6,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.10 : 17,267.45 = 4,116.20 : x
  2. Step 2: Convert to fraction form
    11,512.10/17,267.45 = 4,116.20/x
  3. Step 3: Cross multiply
    11,512.10x = 17,267.45 × 4,116.20
  4. Step 4: Simplify right side
    11,512.10x = 71,076,170.77
  5. Step 5: Solve for x
    x = 71,076,170.77/11,512.10
  6. Step 6: Final answer
    x = 6,174.04

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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.