Home / 8,217.89-12,325.48-2,295.18

Finding the Fourth Proportional to 8,217.89, 12,325.48 and 2,295.18

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Solution

The fourth proportional to 8,217.89, 12,325.48 and 2,295.18 is: 3,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.89 : 12,325.48 = 2,295.18 : x
  2. Step 2: Convert to fraction form
    8,217.89/12,325.48 = 2,295.18/x
  3. Step 3: Cross multiply
    8,217.89x = 12,325.48 × 2,295.18
  4. Step 4: Simplify right side
    8,217.89x = 28,289,195.19
  5. Step 5: Solve for x
    x = 28,289,195.19/8,217.89
  6. Step 6: Final answer
    x = 3,442.39

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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.