Home / 3,575.16-5,362.68-2,169.91

Finding the Fourth Proportional to 3,575.16, 5,362.68 and 2,169.91

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Solution

The fourth proportional to 3,575.16, 5,362.68 and 2,169.91 is: 3,254.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.16 : 5,362.68 = 2,169.91 : x
  2. Step 2: Convert to fraction form
    3,575.16/5,362.68 = 2,169.91/x
  3. Step 3: Cross multiply
    3,575.16x = 5,362.68 × 2,169.91
  4. Step 4: Simplify right side
    3,575.16x = 11,636,519.55
  5. Step 5: Solve for x
    x = 11,636,519.55/3,575.16
  6. Step 6: Final answer
    x = 3,254.82

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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.