Home / 3,144.86-4,717.86-1,036.60

Finding the Fourth Proportional to 3,144.86, 4,717.86 and 1,036.60

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Solution

The fourth proportional to 3,144.86, 4,717.86 and 1,036.60 is: 1,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.86 : 4,717.86 = 1,036.60 : x
  2. Step 2: Convert to fraction form
    3,144.86/4,717.86 = 1,036.60/x
  3. Step 3: Cross multiply
    3,144.86x = 4,717.86 × 1,036.60
  4. Step 4: Simplify right side
    3,144.86x = 4,890,533.68
  5. Step 5: Solve for x
    x = 4,890,533.68/3,144.86
  6. Step 6: Final answer
    x = 1,555.09

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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.