Home / 5,830.67-8,046.22-3,178.10

Finding the Fourth Proportional to 5,830.67, 8,046.22 and 3,178.10

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Solution

The fourth proportional to 5,830.67, 8,046.22 and 3,178.10 is: 4,385.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.67 : 8,046.22 = 3,178.10 : x
  2. Step 2: Convert to fraction form
    5,830.67/8,046.22 = 3,178.10/x
  3. Step 3: Cross multiply
    5,830.67x = 8,046.22 × 3,178.10
  4. Step 4: Simplify right side
    5,830.67x = 25,571,691.78
  5. Step 5: Solve for x
    x = 25,571,691.78/5,830.67
  6. Step 6: Final answer
    x = 4,385.72

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1.5x scale

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.