Home / 5,830.44-8,045.77-3,177.79

Finding the Fourth Proportional to 5,830.44, 8,045.77 and 3,177.79

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Solution

The fourth proportional to 5,830.44, 8,045.77 and 3,177.79 is: 4,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.44 : 8,045.77 = 3,177.79 : x
  2. Step 2: Convert to fraction form
    5,830.44/8,045.77 = 3,177.79/x
  3. Step 3: Cross multiply
    5,830.44x = 8,045.77 × 3,177.79
  4. Step 4: Simplify right side
    5,830.44x = 25,567,767.45
  5. Step 5: Solve for x
    x = 25,567,767.45/5,830.44
  6. Step 6: Final answer
    x = 4,385.22

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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.