Home / 4,500.71-6,209.24-2,819.18

Finding the Fourth Proportional to 4,500.71, 6,209.24 and 2,819.18

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Solution

The fourth proportional to 4,500.71, 6,209.24 and 2,819.18 is: 3,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.71 : 6,209.24 = 2,819.18 : x
  2. Step 2: Convert to fraction form
    4,500.71/6,209.24 = 2,819.18/x
  3. Step 3: Cross multiply
    4,500.71x = 6,209.24 × 2,819.18
  4. Step 4: Simplify right side
    4,500.71x = 17,504,994.15
  5. Step 5: Solve for x
    x = 17,504,994.15/4,500.71
  6. Step 6: Final answer
    x = 3,889.39

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1.5x scale

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.