Home / 4,500.89-6,209.50-2,819.37

Finding the Fourth Proportional to 4,500.89, 6,209.50 and 2,819.37

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Solution

The fourth proportional to 4,500.89, 6,209.50 and 2,819.37 is: 3,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.89 : 6,209.50 = 2,819.37 : x
  2. Step 2: Convert to fraction form
    4,500.89/6,209.50 = 2,819.37/x
  3. Step 3: Cross multiply
    4,500.89x = 6,209.50 × 2,819.37
  4. Step 4: Simplify right side
    4,500.89x = 17,506,887.90
  5. Step 5: Solve for x
    x = 17,506,887.90/4,500.89
  6. Step 6: Final answer
    x = 3,889.65

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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.