Home / 6,127.85-8,456.16-3,475.43

Finding the Fourth Proportional to 6,127.85, 8,456.16 and 3,475.43

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Solution

The fourth proportional to 6,127.85, 8,456.16 and 3,475.43 is: 4,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.85 : 8,456.16 = 3,475.43 : x
  2. Step 2: Convert to fraction form
    6,127.85/8,456.16 = 3,475.43/x
  3. Step 3: Cross multiply
    6,127.85x = 8,456.16 × 3,475.43
  4. Step 4: Simplify right side
    6,127.85x = 29,388,792.15
  5. Step 5: Solve for x
    x = 29,388,792.15/6,127.85
  6. Step 6: Final answer
    x = 4,795.94

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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.