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Finding the Fourth Proportional to 4,605.72, 6,347.31 and 3,763.73

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Solution

The fourth proportional to 4,605.72, 6,347.31 and 3,763.73 is: 5,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.72 : 6,347.31 = 3,763.73 : x
  2. Step 2: Convert to fraction form
    4,605.72/6,347.31 = 3,763.73/x
  3. Step 3: Cross multiply
    4,605.72x = 6,347.31 × 3,763.73
  4. Step 4: Simplify right side
    4,605.72x = 23,889,529.33
  5. Step 5: Solve for x
    x = 23,889,529.33/4,605.72
  6. Step 6: Final answer
    x = 5,186.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.