Home / 4,636.90-6,956.48-3,218.54

Finding the Fourth Proportional to 4,636.90, 6,956.48 and 3,218.54

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Solution

The fourth proportional to 4,636.90, 6,956.48 and 3,218.54 is: 4,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.90 : 6,956.48 = 3,218.54 : x
  2. Step 2: Convert to fraction form
    4,636.90/6,956.48 = 3,218.54/x
  3. Step 3: Cross multiply
    4,636.90x = 6,956.48 × 3,218.54
  4. Step 4: Simplify right side
    4,636.90x = 22,389,682.40
  5. Step 5: Solve for x
    x = 22,389,682.40/4,636.90
  6. Step 6: Final answer
    x = 4,828.59

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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.