Home / 4,452.50-6,678.71-1,819.44

Finding the Fourth Proportional to 4,452.50, 6,678.71 and 1,819.44

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Solution

The fourth proportional to 4,452.50, 6,678.71 and 1,819.44 is: 2,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.50 : 6,678.71 = 1,819.44 : x
  2. Step 2: Convert to fraction form
    4,452.50/6,678.71 = 1,819.44/x
  3. Step 3: Cross multiply
    4,452.50x = 6,678.71 × 1,819.44
  4. Step 4: Simplify right side
    4,452.50x = 12,151,512.12
  5. Step 5: Solve for x
    x = 12,151,512.12/4,452.50
  6. Step 6: Final answer
    x = 2,729.14

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1.5x scale

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.