Home / 8,348.27-12,522.81-6,884.75

Finding the Fourth Proportional to 8,348.27, 12,522.81 and 6,884.75

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Solution

The fourth proportional to 8,348.27, 12,522.81 and 6,884.75 is: 10,327.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.27 : 12,522.81 = 6,884.75 : x
  2. Step 2: Convert to fraction form
    8,348.27/12,522.81 = 6,884.75/x
  3. Step 3: Cross multiply
    8,348.27x = 12,522.81 × 6,884.75
  4. Step 4: Simplify right side
    8,348.27x = 86,216,416.15
  5. Step 5: Solve for x
    x = 86,216,416.15/8,348.27
  6. Step 6: Final answer
    x = 10,327.46

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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.