Home / 9,777.15-14,667.55-3,203.73

Finding the Fourth Proportional to 9,777.15, 14,667.55 and 3,203.73

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Solution

The fourth proportional to 9,777.15, 14,667.55 and 3,203.73 is: 4,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777.15 : 14,667.55 = 3,203.73 : x
  2. Step 2: Convert to fraction form
    9,777.15/14,667.55 = 3,203.73/x
  3. Step 3: Cross multiply
    9,777.15x = 14,667.55 × 3,203.73
  4. Step 4: Simplify right side
    9,777.15x = 46,990,861.95
  5. Step 5: Solve for x
    x = 46,990,861.95/9,777.15
  6. Step 6: Final answer
    x = 4,806.19

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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.