Home / 4,971.38-7,458.28-3,513.38

Finding the Fourth Proportional to 4,971.38, 7,458.28 and 3,513.38

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Solution

The fourth proportional to 4,971.38, 7,458.28 and 3,513.38 is: 5,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.38 : 7,458.28 = 3,513.38 : x
  2. Step 2: Convert to fraction form
    4,971.38/7,458.28 = 3,513.38/x
  3. Step 3: Cross multiply
    4,971.38x = 7,458.28 × 3,513.38
  4. Step 4: Simplify right side
    4,971.38x = 26,203,771.79
  5. Step 5: Solve for x
    x = 26,203,771.79/4,971.38
  6. Step 6: Final answer
    x = 5,270.93

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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.