Home / 4,385.22-6,581.07-3,291.72

Finding the Fourth Proportional to 4,385.22, 6,581.07 and 3,291.72

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Solution

The fourth proportional to 4,385.22, 6,581.07 and 3,291.72 is: 4,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.22 : 6,581.07 = 3,291.72 : x
  2. Step 2: Convert to fraction form
    4,385.22/6,581.07 = 3,291.72/x
  3. Step 3: Cross multiply
    4,385.22x = 6,581.07 × 3,291.72
  4. Step 4: Simplify right side
    4,385.22x = 21,663,039.74
  5. Step 5: Solve for x
    x = 21,663,039.74/4,385.22
  6. Step 6: Final answer
    x = 4,940.01

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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.