Home / 3,261.52-4,501.47-1,936

Finding the Fourth Proportional to 3,261.52, 4,501.47 and 1,936

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Solution

The fourth proportional to 3,261.52, 4,501.47 and 1,936 is: 2,672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.52 : 4,501.47 = 1,936 : x
  2. Step 2: Convert to fraction form
    3,261.52/4,501.47 = 1,936/x
  3. Step 3: Cross multiply
    3,261.52x = 4,501.47 × 1,936
  4. Step 4: Simplify right side
    3,261.52x = 8,714,845.92
  5. Step 5: Solve for x
    x = 8,714,845.92/3,261.52
  6. Step 6: Final answer
    x = 2,672.02

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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.