Home / 6,551.48-9,037.60-3,897

Finding the Fourth Proportional to 6,551.48, 9,037.60 and 3,897

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Solution

The fourth proportional to 6,551.48, 9,037.60 and 3,897 is: 5,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.48 : 9,037.60 = 3,897 : x
  2. Step 2: Convert to fraction form
    6,551.48/9,037.60 = 3,897/x
  3. Step 3: Cross multiply
    6,551.48x = 9,037.60 × 3,897
  4. Step 4: Simplify right side
    6,551.48x = 35,219,527.20
  5. Step 5: Solve for x
    x = 35,219,527.20/6,551.48
  6. Step 6: Final answer
    x = 5,375.81

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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.