Home / 6,127.70-8,456.22-3,333.20

Finding the Fourth Proportional to 6,127.70, 8,456.22 and 3,333.20

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Solution

The fourth proportional to 6,127.70, 8,456.22 and 3,333.20 is: 4,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.70 : 8,456.22 = 3,333.20 : x
  2. Step 2: Convert to fraction form
    6,127.70/8,456.22 = 3,333.20/x
  3. Step 3: Cross multiply
    6,127.70x = 8,456.22 × 3,333.20
  4. Step 4: Simplify right side
    6,127.70x = 28,186,230.22
  5. Step 5: Solve for x
    x = 28,186,230.22/6,127.70
  6. Step 6: Final answer
    x = 4,599.81

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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.