Home / 4,819.20-7,193.96-4,458.48

Finding the Fourth Proportional to 4,819.20, 7,193.96 and 4,458.48

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Solution

The fourth proportional to 4,819.20, 7,193.96 and 4,458.48 is: 6,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.20 : 7,193.96 = 4,458.48 : x
  2. Step 2: Convert to fraction form
    4,819.20/7,193.96 = 4,458.48/x
  3. Step 3: Cross multiply
    4,819.20x = 7,193.96 × 4,458.48
  4. Step 4: Simplify right side
    4,819.20x = 32,074,104.49
  5. Step 5: Solve for x
    x = 32,074,104.49/4,819.20
  6. Step 6: Final answer
    x = 6,655.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.