Home / 6,276.69-8,659.10-3,623.54

Finding the Fourth Proportional to 6,276.69, 8,659.10 and 3,623.54

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Solution

The fourth proportional to 6,276.69, 8,659.10 and 3,623.54 is: 4,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.69 : 8,659.10 = 3,623.54 : x
  2. Step 2: Convert to fraction form
    6,276.69/8,659.10 = 3,623.54/x
  3. Step 3: Cross multiply
    6,276.69x = 8,659.10 × 3,623.54
  4. Step 4: Simplify right side
    6,276.69x = 31,376,560.98
  5. Step 5: Solve for x
    x = 31,376,560.98/6,276.69
  6. Step 6: Final answer
    x = 4,998.90

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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.