Home / 12,606.12-18,909.16-3,841.03

Finding the Fourth Proportional to 12,606.12, 18,909.16 and 3,841.03

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Solution

The fourth proportional to 12,606.12, 18,909.16 and 3,841.03 is: 5,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.12 : 18,909.16 = 3,841.03 : x
  2. Step 2: Convert to fraction form
    12,606.12/18,909.16 = 3,841.03/x
  3. Step 3: Cross multiply
    12,606.12x = 18,909.16 × 3,841.03
  4. Step 4: Simplify right side
    12,606.12x = 72,630,696.86
  5. Step 5: Solve for x
    x = 72,630,696.86/12,606.12
  6. Step 6: Final answer
    x = 5,761.54

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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.