Home / 11,730.40-16,183.44-7,013.92

Finding the Fourth Proportional to 11,730.40, 16,183.44 and 7,013.92

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Solution

The fourth proportional to 11,730.40, 16,183.44 and 7,013.92 is: 9,676.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.40 : 16,183.44 = 7,013.92 : x
  2. Step 2: Convert to fraction form
    11,730.40/16,183.44 = 7,013.92/x
  3. Step 3: Cross multiply
    11,730.40x = 16,183.44 × 7,013.92
  4. Step 4: Simplify right side
    11,730.40x = 113,509,353.48
  5. Step 5: Solve for x
    x = 113,509,353.48/11,730.40
  6. Step 6: Final answer
    x = 9,676.51

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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.