Home / 8,164.08-12,245.46-2,615.93

Finding the Fourth Proportional to 8,164.08, 12,245.46 and 2,615.93

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Solution

The fourth proportional to 8,164.08, 12,245.46 and 2,615.93 is: 3,923.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.08 : 12,245.46 = 2,615.93 : x
  2. Step 2: Convert to fraction form
    8,164.08/12,245.46 = 2,615.93/x
  3. Step 3: Cross multiply
    8,164.08x = 12,245.46 × 2,615.93
  4. Step 4: Simplify right side
    8,164.08x = 32,033,266.18
  5. Step 5: Solve for x
    x = 32,033,266.18/8,164.08
  6. Step 6: Final answer
    x = 3,923.68

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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.