Home / 5,149.38-7,103.76-3,024.22

Finding the Fourth Proportional to 5,149.38, 7,103.76 and 3,024.22

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Solution

The fourth proportional to 5,149.38, 7,103.76 and 3,024.22 is: 4,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.38 : 7,103.76 = 3,024.22 : x
  2. Step 2: Convert to fraction form
    5,149.38/7,103.76 = 3,024.22/x
  3. Step 3: Cross multiply
    5,149.38x = 7,103.76 × 3,024.22
  4. Step 4: Simplify right side
    5,149.38x = 21,483,333.07
  5. Step 5: Solve for x
    x = 21,483,333.07/5,149.38
  6. Step 6: Final answer
    x = 4,172.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.