Home / 4,203.74-6,299.13-2,661.50

Finding the Fourth Proportional to 4,203.74, 6,299.13 and 2,661.50

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Solution

The fourth proportional to 4,203.74, 6,299.13 and 2,661.50 is: 3,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.74 : 6,299.13 = 2,661.50 : x
  2. Step 2: Convert to fraction form
    4,203.74/6,299.13 = 2,661.50/x
  3. Step 3: Cross multiply
    4,203.74x = 6,299.13 × 2,661.50
  4. Step 4: Simplify right side
    4,203.74x = 16,765,134.50
  5. Step 5: Solve for x
    x = 16,765,134.50/4,203.74
  6. Step 6: Final answer
    x = 3,988.15

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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.