Home / 4,749.66-7,124.22-1,462.86

Finding the Fourth Proportional to 4,749.66, 7,124.22 and 1,462.86

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Solution

The fourth proportional to 4,749.66, 7,124.22 and 1,462.86 is: 2,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.66 : 7,124.22 = 1,462.86 : x
  2. Step 2: Convert to fraction form
    4,749.66/7,124.22 = 1,462.86/x
  3. Step 3: Cross multiply
    4,749.66x = 7,124.22 × 1,462.86
  4. Step 4: Simplify right side
    4,749.66x = 10,421,736.47
  5. Step 5: Solve for x
    x = 10,421,736.47/4,749.66
  6. Step 6: Final answer
    x = 2,194.21

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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.