Home / 5,530.68-8,291.25-2,408.31

Finding the Fourth Proportional to 5,530.68, 8,291.25 and 2,408.31

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Solution

The fourth proportional to 5,530.68, 8,291.25 and 2,408.31 is: 3,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.68 : 8,291.25 = 2,408.31 : x
  2. Step 2: Convert to fraction form
    5,530.68/8,291.25 = 2,408.31/x
  3. Step 3: Cross multiply
    5,530.68x = 8,291.25 × 2,408.31
  4. Step 4: Simplify right side
    5,530.68x = 19,967,900.29
  5. Step 5: Solve for x
    x = 19,967,900.29/5,530.68
  6. Step 6: Final answer
    x = 3,610.39

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1.5x scale

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.