Home / 9,081.12-13,622.46-3,236.28

Finding the Fourth Proportional to 9,081.12, 13,622.46 and 3,236.28

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Solution

The fourth proportional to 9,081.12, 13,622.46 and 3,236.28 is: 4,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.12 : 13,622.46 = 3,236.28 : x
  2. Step 2: Convert to fraction form
    9,081.12/13,622.46 = 3,236.28/x
  3. Step 3: Cross multiply
    9,081.12x = 13,622.46 × 3,236.28
  4. Step 4: Simplify right side
    9,081.12x = 44,086,094.85
  5. Step 5: Solve for x
    x = 44,086,094.85/9,081.12
  6. Step 6: Final answer
    x = 4,854.70

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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.