Home / 11,671.83-16,106.58-6,635.93

Finding the Fourth Proportional to 11,671.83, 16,106.58 and 6,635.93

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Solution

The fourth proportional to 11,671.83, 16,106.58 and 6,635.93 is: 9,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671.83 : 16,106.58 = 6,635.93 : x
  2. Step 2: Convert to fraction form
    11,671.83/16,106.58 = 6,635.93/x
  3. Step 3: Cross multiply
    11,671.83x = 16,106.58 × 6,635.93
  4. Step 4: Simplify right side
    11,671.83x = 106,882,056.89
  5. Step 5: Solve for x
    x = 106,882,056.89/11,671.83
  6. Step 6: Final answer
    x = 9,157.27

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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.