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Finding the Fourth Proportional to 8,219.04, 12,328.48 and 2,063.04

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Solution

The fourth proportional to 8,219.04, 12,328.48 and 2,063.04 is: 3,094.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.04 : 12,328.48 = 2,063.04 : x
  2. Step 2: Convert to fraction form
    8,219.04/12,328.48 = 2,063.04/x
  3. Step 3: Cross multiply
    8,219.04x = 12,328.48 × 2,063.04
  4. Step 4: Simplify right side
    8,219.04x = 25,434,147.38
  5. Step 5: Solve for x
    x = 25,434,147.38/8,219.04
  6. Step 6: Final answer
    x = 3,094.54

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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.