Home / 2,832.86-4,244.96-1,188.51

Finding the Fourth Proportional to 2,832.86, 4,244.96 and 1,188.51

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Solution

The fourth proportional to 2,832.86, 4,244.96 and 1,188.51 is: 1,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.86 : 4,244.96 = 1,188.51 : x
  2. Step 2: Convert to fraction form
    2,832.86/4,244.96 = 1,188.51/x
  3. Step 3: Cross multiply
    2,832.86x = 4,244.96 × 1,188.51
  4. Step 4: Simplify right side
    2,832.86x = 5,045,177.41
  5. Step 5: Solve for x
    x = 5,045,177.41/2,832.86
  6. Step 6: Final answer
    x = 1,780.95

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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.