Home / 11,822.46-17,717.67-6,557.19

Finding the Fourth Proportional to 11,822.46, 17,717.67 and 6,557.19

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Solution

The fourth proportional to 11,822.46, 17,717.67 and 6,557.19 is: 9,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.46 : 17,717.67 = 6,557.19 : x
  2. Step 2: Convert to fraction form
    11,822.46/17,717.67 = 6,557.19/x
  3. Step 3: Cross multiply
    11,822.46x = 17,717.67 × 6,557.19
  4. Step 4: Simplify right side
    11,822.46x = 116,178,128.55
  5. Step 5: Solve for x
    x = 116,178,128.55/11,822.46
  6. Step 6: Final answer
    x = 9,826.90

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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.