Home / 5,531.69-8,298.32-2,021.22

Finding the Fourth Proportional to 5,531.69, 8,298.32 and 2,021.22

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Solution

The fourth proportional to 5,531.69, 8,298.32 and 2,021.22 is: 3,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.69 : 8,298.32 = 2,021.22 : x
  2. Step 2: Convert to fraction form
    5,531.69/8,298.32 = 2,021.22/x
  3. Step 3: Cross multiply
    5,531.69x = 8,298.32 × 2,021.22
  4. Step 4: Simplify right side
    5,531.69x = 16,772,720.24
  5. Step 5: Solve for x
    x = 16,772,720.24/5,531.69
  6. Step 6: Final answer
    x = 3,032.11

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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.