Home / 3,576.08-5,363.91-2,124.47

Finding the Fourth Proportional to 3,576.08, 5,363.91 and 2,124.47

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Solution

The fourth proportional to 3,576.08, 5,363.91 and 2,124.47 is: 3,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.08 : 5,363.91 = 2,124.47 : x
  2. Step 2: Convert to fraction form
    3,576.08/5,363.91 = 2,124.47/x
  3. Step 3: Cross multiply
    3,576.08x = 5,363.91 × 2,124.47
  4. Step 4: Simplify right side
    3,576.08x = 11,395,479.29
  5. Step 5: Solve for x
    x = 11,395,479.29/3,576.08
  6. Step 6: Final answer
    x = 3,186.58

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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.