Home / 4,957.27-7,436.85-1,670.43

Finding the Fourth Proportional to 4,957.27, 7,436.85 and 1,670.43

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Solution

The fourth proportional to 4,957.27, 7,436.85 and 1,670.43 is: 2,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.27 : 7,436.85 = 1,670.43 : x
  2. Step 2: Convert to fraction form
    4,957.27/7,436.85 = 1,670.43/x
  3. Step 3: Cross multiply
    4,957.27x = 7,436.85 × 1,670.43
  4. Step 4: Simplify right side
    4,957.27x = 12,422,737.35
  5. Step 5: Solve for x
    x = 12,422,737.35/4,957.27
  6. Step 6: Final answer
    x = 2,505.96

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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.