Home / 3,661.96-5,488.08-2,343.28

Finding the Fourth Proportional to 3,661.96, 5,488.08 and 2,343.28

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Solution

The fourth proportional to 3,661.96, 5,488.08 and 2,343.28 is: 3,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.96 : 5,488.08 = 2,343.28 : x
  2. Step 2: Convert to fraction form
    3,661.96/5,488.08 = 2,343.28/x
  3. Step 3: Cross multiply
    3,661.96x = 5,488.08 × 2,343.28
  4. Step 4: Simplify right side
    3,661.96x = 12,860,108.10
  5. Step 5: Solve for x
    x = 12,860,108.10/3,661.96
  6. Step 6: Final answer
    x = 3,511.81

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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.