Home / 4,550.48-6,819.40-2,079.12

Finding the Fourth Proportional to 4,550.48, 6,819.40 and 2,079.12

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Solution

The fourth proportional to 4,550.48, 6,819.40 and 2,079.12 is: 3,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.48 : 6,819.40 = 2,079.12 : x
  2. Step 2: Convert to fraction form
    4,550.48/6,819.40 = 2,079.12/x
  3. Step 3: Cross multiply
    4,550.48x = 6,819.40 × 2,079.12
  4. Step 4: Simplify right side
    4,550.48x = 14,178,350.93
  5. Step 5: Solve for x
    x = 14,178,350.93/4,550.48
  6. Step 6: Final answer
    x = 3,115.79

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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.