Home / 9,403.88-14,105.21-2,830.73

Finding the Fourth Proportional to 9,403.88, 14,105.21 and 2,830.73

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Solution

The fourth proportional to 9,403.88, 14,105.21 and 2,830.73 is: 4,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.88 : 14,105.21 = 2,830.73 : x
  2. Step 2: Convert to fraction form
    9,403.88/14,105.21 = 2,830.73/x
  3. Step 3: Cross multiply
    9,403.88x = 14,105.21 × 2,830.73
  4. Step 4: Simplify right side
    9,403.88x = 39,927,956.42
  5. Step 5: Solve for x
    x = 39,927,956.42/9,403.88
  6. Step 6: Final answer
    x = 4,245.90

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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.