Home / 9,261.50-12,777.26-5,903.73

Finding the Fourth Proportional to 9,261.50, 12,777.26 and 5,903.73

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Solution

The fourth proportional to 9,261.50, 12,777.26 and 5,903.73 is: 8,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.50 : 12,777.26 = 5,903.73 : x
  2. Step 2: Convert to fraction form
    9,261.50/12,777.26 = 5,903.73/x
  3. Step 3: Cross multiply
    9,261.50x = 12,777.26 × 5,903.73
  4. Step 4: Simplify right side
    9,261.50x = 75,433,463.66
  5. Step 5: Solve for x
    x = 75,433,463.66/9,261.50
  6. Step 6: Final answer
    x = 8,144.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.