Home / 4,202.66-6,295.79-2,555.12

Finding the Fourth Proportional to 4,202.66, 6,295.79 and 2,555.12

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Solution

The fourth proportional to 4,202.66, 6,295.79 and 2,555.12 is: 3,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.66 : 6,295.79 = 2,555.12 : x
  2. Step 2: Convert to fraction form
    4,202.66/6,295.79 = 2,555.12/x
  3. Step 3: Cross multiply
    4,202.66x = 6,295.79 × 2,555.12
  4. Step 4: Simplify right side
    4,202.66x = 16,086,521.07
  5. Step 5: Solve for x
    x = 16,086,521.07/4,202.66
  6. Step 6: Final answer
    x = 3,827.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.