Home / 9,311.13-13,968.14-4,381.29

Finding the Fourth Proportional to 9,311.13, 13,968.14 and 4,381.29

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Solution

The fourth proportional to 9,311.13, 13,968.14 and 4,381.29 is: 6,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.13 : 13,968.14 = 4,381.29 : x
  2. Step 2: Convert to fraction form
    9,311.13/13,968.14 = 4,381.29/x
  3. Step 3: Cross multiply
    9,311.13x = 13,968.14 × 4,381.29
  4. Step 4: Simplify right side
    9,311.13x = 61,198,450.19
  5. Step 5: Solve for x
    x = 61,198,450.19/9,311.13
  6. Step 6: Final answer
    x = 6,572.61

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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.