Home / 5,830.74-8,046.18-3,178.08

Finding the Fourth Proportional to 5,830.74, 8,046.18 and 3,178.08

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Solution

The fourth proportional to 5,830.74, 8,046.18 and 3,178.08 is: 4,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.74 : 8,046.18 = 3,178.08 : x
  2. Step 2: Convert to fraction form
    5,830.74/8,046.18 = 3,178.08/x
  3. Step 3: Cross multiply
    5,830.74x = 8,046.18 × 3,178.08
  4. Step 4: Simplify right side
    5,830.74x = 25,571,403.73
  5. Step 5: Solve for x
    x = 25,571,403.73/5,830.74
  6. Step 6: Final answer
    x = 4,385.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.