Home / 3,509.22-5,252.88-2,984.34

Finding the Fourth Proportional to 3,509.22, 5,252.88 and 2,984.34

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Solution

The fourth proportional to 3,509.22, 5,252.88 and 2,984.34 is: 4,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.22 : 5,252.88 = 2,984.34 : x
  2. Step 2: Convert to fraction form
    3,509.22/5,252.88 = 2,984.34/x
  3. Step 3: Cross multiply
    3,509.22x = 5,252.88 × 2,984.34
  4. Step 4: Simplify right side
    3,509.22x = 15,676,379.90
  5. Step 5: Solve for x
    x = 15,676,379.90/3,509.22
  6. Step 6: Final answer
    x = 4,467.20

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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.