Home / 12,063.79-18,091.25-4,164.29

Finding the Fourth Proportional to 12,063.79, 18,091.25 and 4,164.29

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Solution

The fourth proportional to 12,063.79, 18,091.25 and 4,164.29 is: 6,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.79 : 18,091.25 = 4,164.29 : x
  2. Step 2: Convert to fraction form
    12,063.79/18,091.25 = 4,164.29/x
  3. Step 3: Cross multiply
    12,063.79x = 18,091.25 × 4,164.29
  4. Step 4: Simplify right side
    12,063.79x = 75,337,285.41
  5. Step 5: Solve for x
    x = 75,337,285.41/12,063.79
  6. Step 6: Final answer
    x = 6,244.91

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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.