Home / 5,507.09-8,261.99-2,581.98

Finding the Fourth Proportional to 5,507.09, 8,261.99 and 2,581.98

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Solution

The fourth proportional to 5,507.09, 8,261.99 and 2,581.98 is: 3,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.09 : 8,261.99 = 2,581.98 : x
  2. Step 2: Convert to fraction form
    5,507.09/8,261.99 = 2,581.98/x
  3. Step 3: Cross multiply
    5,507.09x = 8,261.99 × 2,581.98
  4. Step 4: Simplify right side
    5,507.09x = 21,332,299.40
  5. Step 5: Solve for x
    x = 21,332,299.40/5,507.09
  6. Step 6: Final answer
    x = 3,873.60

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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.