Home / 9,091.94-13,640.67-4,471.70

Finding the Fourth Proportional to 9,091.94, 13,640.67 and 4,471.70

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Solution

The fourth proportional to 9,091.94, 13,640.67 and 4,471.70 is: 6,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.94 : 13,640.67 = 4,471.70 : x
  2. Step 2: Convert to fraction form
    9,091.94/13,640.67 = 4,471.70/x
  3. Step 3: Cross multiply
    9,091.94x = 13,640.67 × 4,471.70
  4. Step 4: Simplify right side
    9,091.94x = 60,996,984.04
  5. Step 5: Solve for x
    x = 60,996,984.04/9,091.94
  6. Step 6: Final answer
    x = 6,708.91

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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.