Home / 3,530.59-5,299.71-2,655.59

Finding the Fourth Proportional to 3,530.59, 5,299.71 and 2,655.59

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Solution

The fourth proportional to 3,530.59, 5,299.71 and 2,655.59 is: 3,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.59 : 5,299.71 = 2,655.59 : x
  2. Step 2: Convert to fraction form
    3,530.59/5,299.71 = 2,655.59/x
  3. Step 3: Cross multiply
    3,530.59x = 5,299.71 × 2,655.59
  4. Step 4: Simplify right side
    3,530.59x = 14,073,856.88
  5. Step 5: Solve for x
    x = 14,073,856.88/3,530.59
  6. Step 6: Final answer
    x = 3,986.26

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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.