Home / 7,261.73-10,021.20-4,117.92

Finding the Fourth Proportional to 7,261.73, 10,021.20 and 4,117.92

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Solution

The fourth proportional to 7,261.73, 10,021.20 and 4,117.92 is: 5,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.73 : 10,021.20 = 4,117.92 : x
  2. Step 2: Convert to fraction form
    7,261.73/10,021.20 = 4,117.92/x
  3. Step 3: Cross multiply
    7,261.73x = 10,021.20 × 4,117.92
  4. Step 4: Simplify right side
    7,261.73x = 41,266,479.31
  5. Step 5: Solve for x
    x = 41,266,479.31/7,261.73
  6. Step 6: Final answer
    x = 5,682.73

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