Home / 4,727.33-7,091.33-1,440.40

Finding the Fourth Proportional to 4,727.33, 7,091.33 and 1,440.40

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Solution

The fourth proportional to 4,727.33, 7,091.33 and 1,440.40 is: 2,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.33 : 7,091.33 = 1,440.40 : x
  2. Step 2: Convert to fraction form
    4,727.33/7,091.33 = 1,440.40/x
  3. Step 3: Cross multiply
    4,727.33x = 7,091.33 × 1,440.40
  4. Step 4: Simplify right side
    4,727.33x = 10,214,351.73
  5. Step 5: Solve for x
    x = 10,214,351.73/4,727.33
  6. Step 6: Final answer
    x = 2,160.70

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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.