Home / 5,262.76-7,897.38-3,967.48

Finding the Fourth Proportional to 5,262.76, 7,897.38 and 3,967.48

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Solution

The fourth proportional to 5,262.76, 7,897.38 and 3,967.48 is: 5,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.76 : 7,897.38 = 3,967.48 : x
  2. Step 2: Convert to fraction form
    5,262.76/7,897.38 = 3,967.48/x
  3. Step 3: Cross multiply
    5,262.76x = 7,897.38 × 3,967.48
  4. Step 4: Simplify right side
    5,262.76x = 31,332,697.20
  5. Step 5: Solve for x
    x = 31,332,697.20/5,262.76
  6. Step 6: Final answer
    x = 5,953.66

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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.