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Finding the Fourth Proportional to 4,735.87, 7,103.53 and 1,448.89

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Solution

The fourth proportional to 4,735.87, 7,103.53 and 1,448.89 is: 2,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.87 : 7,103.53 = 1,448.89 : x
  2. Step 2: Convert to fraction form
    4,735.87/7,103.53 = 1,448.89/x
  3. Step 3: Cross multiply
    4,735.87x = 7,103.53 × 1,448.89
  4. Step 4: Simplify right side
    4,735.87x = 10,292,233.58
  5. Step 5: Solve for x
    x = 10,292,233.58/4,735.87
  6. Step 6: Final answer
    x = 2,173.25

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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.