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Finding the Fourth Proportional to 8,019.54, 12,026.25 and 3,209.54

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Solution

The fourth proportional to 8,019.54, 12,026.25 and 3,209.54 is: 4,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.54 : 12,026.25 = 3,209.54 : x
  2. Step 2: Convert to fraction form
    8,019.54/12,026.25 = 3,209.54/x
  3. Step 3: Cross multiply
    8,019.54x = 12,026.25 × 3,209.54
  4. Step 4: Simplify right side
    8,019.54x = 38,598,670.29
  5. Step 5: Solve for x
    x = 38,598,670.29/8,019.54
  6. Step 6: Final answer
    x = 4,813.08

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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.