Home / 4,502.40-6,749.66-2,161.24

Finding the Fourth Proportional to 4,502.40, 6,749.66 and 2,161.24

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Solution

The fourth proportional to 4,502.40, 6,749.66 and 2,161.24 is: 3,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.40 : 6,749.66 = 2,161.24 : x
  2. Step 2: Convert to fraction form
    4,502.40/6,749.66 = 2,161.24/x
  3. Step 3: Cross multiply
    4,502.40x = 6,749.66 × 2,161.24
  4. Step 4: Simplify right side
    4,502.40x = 14,587,635.18
  5. Step 5: Solve for x
    x = 14,587,635.18/4,502.40
  6. Step 6: Final answer
    x = 3,239.97

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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.