Home / 4,735.08-7,102.62-1,272.42

Finding the Fourth Proportional to 4,735.08, 7,102.62 and 1,272.42

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Solution

The fourth proportional to 4,735.08, 7,102.62 and 1,272.42 is: 1,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.08 : 7,102.62 = 1,272.42 : x
  2. Step 2: Convert to fraction form
    4,735.08/7,102.62 = 1,272.42/x
  3. Step 3: Cross multiply
    4,735.08x = 7,102.62 × 1,272.42
  4. Step 4: Simplify right side
    4,735.08x = 9,037,515.74
  5. Step 5: Solve for x
    x = 9,037,515.74/4,735.08
  6. Step 6: Final answer
    x = 1,908.63

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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.