Home / 6,276.53-8,661.55-3,623.89

Finding the Fourth Proportional to 6,276.53, 8,661.55 and 3,623.89

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Solution

The fourth proportional to 6,276.53, 8,661.55 and 3,623.89 is: 5,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.53 : 8,661.55 = 3,623.89 : x
  2. Step 2: Convert to fraction form
    6,276.53/8,661.55 = 3,623.89/x
  3. Step 3: Cross multiply
    6,276.53x = 8,661.55 × 3,623.89
  4. Step 4: Simplify right side
    6,276.53x = 31,388,504.43
  5. Step 5: Solve for x
    x = 31,388,504.43/6,276.53
  6. Step 6: Final answer
    x = 5,000.93

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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.