Home / 5,830.35-8,045.61-3,177.75

Finding the Fourth Proportional to 5,830.35, 8,045.61 and 3,177.75

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Solution

The fourth proportional to 5,830.35, 8,045.61 and 3,177.75 is: 4,385.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.35 : 8,045.61 = 3,177.75 : x
  2. Step 2: Convert to fraction form
    5,830.35/8,045.61 = 3,177.75/x
  3. Step 3: Cross multiply
    5,830.35x = 8,045.61 × 3,177.75
  4. Step 4: Simplify right side
    5,830.35x = 25,566,937.18
  5. Step 5: Solve for x
    x = 25,566,937.18/5,830.35
  6. Step 6: Final answer
    x = 4,385.15

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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.