Home / 8,344.96-12,519.27-2,421.93

Finding the Fourth Proportional to 8,344.96, 12,519.27 and 2,421.93

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Solution

The fourth proportional to 8,344.96, 12,519.27 and 2,421.93 is: 3,633.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.96 : 12,519.27 = 2,421.93 : x
  2. Step 2: Convert to fraction form
    8,344.96/12,519.27 = 2,421.93/x
  3. Step 3: Cross multiply
    8,344.96x = 12,519.27 × 2,421.93
  4. Step 4: Simplify right side
    8,344.96x = 30,320,821.45
  5. Step 5: Solve for x
    x = 30,320,821.45/8,344.96
  6. Step 6: Final answer
    x = 3,633.43

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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.