Home / 4,735.25-7,102.91-1,448.40

Finding the Fourth Proportional to 4,735.25, 7,102.91 and 1,448.40

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Solution

The fourth proportional to 4,735.25, 7,102.91 and 1,448.40 is: 2,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.25 : 7,102.91 = 1,448.40 : x
  2. Step 2: Convert to fraction form
    4,735.25/7,102.91 = 1,448.40/x
  3. Step 3: Cross multiply
    4,735.25x = 7,102.91 × 1,448.40
  4. Step 4: Simplify right side
    4,735.25x = 10,287,854.84
  5. Step 5: Solve for x
    x = 10,287,854.84/4,735.25
  6. Step 6: Final answer
    x = 2,172.61

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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.