Home / 8,521.94-11,757.56-4,795.22

Finding the Fourth Proportional to 8,521.94, 11,757.56 and 4,795.22

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Solution

The fourth proportional to 8,521.94, 11,757.56 and 4,795.22 is: 6,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521.94 : 11,757.56 = 4,795.22 : x
  2. Step 2: Convert to fraction form
    8,521.94/11,757.56 = 4,795.22/x
  3. Step 3: Cross multiply
    8,521.94x = 11,757.56 × 4,795.22
  4. Step 4: Simplify right side
    8,521.94x = 56,380,086.86
  5. Step 5: Solve for x
    x = 56,380,086.86/8,521.94
  6. Step 6: Final answer
    x = 6,615.87

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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.