Home / 3,135.86-4,703.73-1,027.80

Finding the Fourth Proportional to 3,135.86, 4,703.73 and 1,027.80

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Solution

The fourth proportional to 3,135.86, 4,703.73 and 1,027.80 is: 1,541.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.86 : 4,703.73 = 1,027.80 : x
  2. Step 2: Convert to fraction form
    3,135.86/4,703.73 = 1,027.80/x
  3. Step 3: Cross multiply
    3,135.86x = 4,703.73 × 1,027.80
  4. Step 4: Simplify right side
    3,135.86x = 4,834,493.69
  5. Step 5: Solve for x
    x = 4,834,493.69/3,135.86
  6. Step 6: Final answer
    x = 1,541.68

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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.