Home / 4,957.20-7,435.75-1,670.27

Finding the Fourth Proportional to 4,957.20, 7,435.75 and 1,670.27

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Solution

The fourth proportional to 4,957.20, 7,435.75 and 1,670.27 is: 2,505.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.20 : 7,435.75 = 1,670.27 : x
  2. Step 2: Convert to fraction form
    4,957.20/7,435.75 = 1,670.27/x
  3. Step 3: Cross multiply
    4,957.20x = 7,435.75 × 1,670.27
  4. Step 4: Simplify right side
    4,957.20x = 12,419,713.76
  5. Step 5: Solve for x
    x = 12,419,713.76/4,957.20
  6. Step 6: Final answer
    x = 2,505.39

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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.