Home / 8,164.26-12,242.14-4,005.05

Finding the Fourth Proportional to 8,164.26, 12,242.14 and 4,005.05

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Solution

The fourth proportional to 8,164.26, 12,242.14 and 4,005.05 is: 6,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.26 : 12,242.14 = 4,005.05 : x
  2. Step 2: Convert to fraction form
    8,164.26/12,242.14 = 4,005.05/x
  3. Step 3: Cross multiply
    8,164.26x = 12,242.14 × 4,005.05
  4. Step 4: Simplify right side
    8,164.26x = 49,030,311.58
  5. Step 5: Solve for x
    x = 49,030,311.58/8,164.26
  6. Step 6: Final answer
    x = 6,005.48

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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.