Home / 8,057.46-11,119.86-4,520.82

Finding the Fourth Proportional to 8,057.46, 11,119.86 and 4,520.82

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Solution

The fourth proportional to 8,057.46, 11,119.86 and 4,520.82 is: 6,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.46 : 11,119.86 = 4,520.82 : x
  2. Step 2: Convert to fraction form
    8,057.46/11,119.86 = 4,520.82/x
  3. Step 3: Cross multiply
    8,057.46x = 11,119.86 × 4,520.82
  4. Step 4: Simplify right side
    8,057.46x = 50,270,885.49
  5. Step 5: Solve for x
    x = 50,270,885.49/8,057.46
  6. Step 6: Final answer
    x = 6,239.05

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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.