Home / 8,344.22-12,519.50-3,904.40

Finding the Fourth Proportional to 8,344.22, 12,519.50 and 3,904.40

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Solution

The fourth proportional to 8,344.22, 12,519.50 and 3,904.40 is: 5,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.22 : 12,519.50 = 3,904.40 : x
  2. Step 2: Convert to fraction form
    8,344.22/12,519.50 = 3,904.40/x
  3. Step 3: Cross multiply
    8,344.22x = 12,519.50 × 3,904.40
  4. Step 4: Simplify right side
    8,344.22x = 48,881,147.58
  5. Step 5: Solve for x
    x = 48,881,147.58/8,344.22
  6. Step 6: Final answer
    x = 5,858.09

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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.