Home / 4,504.05-6,749.71-2,129.59

Finding the Fourth Proportional to 4,504.05, 6,749.71 and 2,129.59

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Solution

The fourth proportional to 4,504.05, 6,749.71 and 2,129.59 is: 3,191.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,504.05 : 6,749.71 = 2,129.59 : x
  2. Step 2: Convert to fraction form
    4,504.05/6,749.71 = 2,129.59/x
  3. Step 3: Cross multiply
    4,504.05x = 6,749.71 × 2,129.59
  4. Step 4: Simplify right side
    4,504.05x = 14,374,114.92
  5. Step 5: Solve for x
    x = 14,374,114.92/4,504.05
  6. Step 6: Final answer
    x = 3,191.38

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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.