Home / 4,499.67-6,749.51-1,212.77

Finding the Fourth Proportional to 4,499.67, 6,749.51 and 1,212.77

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Solution

The fourth proportional to 4,499.67, 6,749.51 and 1,212.77 is: 1,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.67 : 6,749.51 = 1,212.77 : x
  2. Step 2: Convert to fraction form
    4,499.67/6,749.51 = 1,212.77/x
  3. Step 3: Cross multiply
    4,499.67x = 6,749.51 × 1,212.77
  4. Step 4: Simplify right side
    4,499.67x = 8,185,563.43
  5. Step 5: Solve for x
    x = 8,185,563.43/4,499.67
  6. Step 6: Final answer
    x = 1,819.15

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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.