Home / 5,871.41-8,102.67-3,218.96

Finding the Fourth Proportional to 5,871.41, 8,102.67 and 3,218.96

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Solution

The fourth proportional to 5,871.41, 8,102.67 and 3,218.96 is: 4,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.41 : 8,102.67 = 3,218.96 : x
  2. Step 2: Convert to fraction form
    5,871.41/8,102.67 = 3,218.96/x
  3. Step 3: Cross multiply
    5,871.41x = 8,102.67 × 3,218.96
  4. Step 4: Simplify right side
    5,871.41x = 26,082,130.11
  5. Step 5: Solve for x
    x = 26,082,130.11/5,871.41
  6. Step 6: Final answer
    x = 4,442.23

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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.