Home / 3,579.63-4,938.70-2,321.67

Finding the Fourth Proportional to 3,579.63, 4,938.70 and 2,321.67

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Solution

The fourth proportional to 3,579.63, 4,938.70 and 2,321.67 is: 3,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.63 : 4,938.70 = 2,321.67 : x
  2. Step 2: Convert to fraction form
    3,579.63/4,938.70 = 2,321.67/x
  3. Step 3: Cross multiply
    3,579.63x = 4,938.70 × 2,321.67
  4. Step 4: Simplify right side
    3,579.63x = 11,466,031.63
  5. Step 5: Solve for x
    x = 11,466,031.63/3,579.63
  6. Step 6: Final answer
    x = 3,203.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.