Home / 4,270.11-6,406.25-1,803.66

Finding the Fourth Proportional to 4,270.11, 6,406.25 and 1,803.66

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Solution

The fourth proportional to 4,270.11, 6,406.25 and 1,803.66 is: 2,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.11 : 6,406.25 = 1,803.66 : x
  2. Step 2: Convert to fraction form
    4,270.11/6,406.25 = 1,803.66/x
  3. Step 3: Cross multiply
    4,270.11x = 6,406.25 × 1,803.66
  4. Step 4: Simplify right side
    4,270.11x = 11,554,696.88
  5. Step 5: Solve for x
    x = 11,554,696.88/4,270.11
  6. Step 6: Final answer
    x = 2,705.95

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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.