Home / 11,171.64-16,762.86-4,930.92

Finding the Fourth Proportional to 11,171.64, 16,762.86 and 4,930.92

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Solution

The fourth proportional to 11,171.64, 16,762.86 and 4,930.92 is: 7,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.64 : 16,762.86 = 4,930.92 : x
  2. Step 2: Convert to fraction form
    11,171.64/16,762.86 = 4,930.92/x
  3. Step 3: Cross multiply
    11,171.64x = 16,762.86 × 4,930.92
  4. Step 4: Simplify right side
    11,171.64x = 82,656,321.63
  5. Step 5: Solve for x
    x = 82,656,321.63/11,171.64
  6. Step 6: Final answer
    x = 7,398.76

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1.5x scale

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.