Home / 11,485.53-17,194.85-8,537.04

Finding the Fourth Proportional to 11,485.53, 17,194.85 and 8,537.04

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Solution

The fourth proportional to 11,485.53, 17,194.85 and 8,537.04 is: 12,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.53 : 17,194.85 = 8,537.04 : x
  2. Step 2: Convert to fraction form
    11,485.53/17,194.85 = 8,537.04/x
  3. Step 3: Cross multiply
    11,485.53x = 17,194.85 × 8,537.04
  4. Step 4: Simplify right side
    11,485.53x = 146,793,079.56
  5. Step 5: Solve for x
    x = 146,793,079.56/11,485.53
  6. Step 6: Final answer
    x = 12,780.70

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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.