Home / 4,555.80-6,832.44-1,781.91

Finding the Fourth Proportional to 4,555.80, 6,832.44 and 1,781.91

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Solution

The fourth proportional to 4,555.80, 6,832.44 and 1,781.91 is: 2,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.80 : 6,832.44 = 1,781.91 : x
  2. Step 2: Convert to fraction form
    4,555.80/6,832.44 = 1,781.91/x
  3. Step 3: Cross multiply
    4,555.80x = 6,832.44 × 1,781.91
  4. Step 4: Simplify right side
    4,555.80x = 12,174,793.16
  5. Step 5: Solve for x
    x = 12,174,793.16/4,555.80
  6. Step 6: Final answer
    x = 2,672.37

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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.