Home / 8,197.41-12,293.09-2,930.99

Finding the Fourth Proportional to 8,197.41, 12,293.09 and 2,930.99

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Solution

The fourth proportional to 8,197.41, 12,293.09 and 2,930.99 is: 4,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.41 : 12,293.09 = 2,930.99 : x
  2. Step 2: Convert to fraction form
    8,197.41/12,293.09 = 2,930.99/x
  3. Step 3: Cross multiply
    8,197.41x = 12,293.09 × 2,930.99
  4. Step 4: Simplify right side
    8,197.41x = 36,030,923.86
  5. Step 5: Solve for x
    x = 36,030,923.86/8,197.41
  6. Step 6: Final answer
    x = 4,395.40

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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.