Home / 4,727.26-7,091.25-1,440.38

Finding the Fourth Proportional to 4,727.26, 7,091.25 and 1,440.38

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Solution

The fourth proportional to 4,727.26, 7,091.25 and 1,440.38 is: 2,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.26 : 7,091.25 = 1,440.38 : x
  2. Step 2: Convert to fraction form
    4,727.26/7,091.25 = 1,440.38/x
  3. Step 3: Cross multiply
    4,727.26x = 7,091.25 × 1,440.38
  4. Step 4: Simplify right side
    4,727.26x = 10,214,107.00
  5. Step 5: Solve for x
    x = 10,214,107.00/4,727.26
  6. Step 6: Final answer
    x = 2,160.68

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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.