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Finding the Fourth Proportional to 6,018.66, 9,028.02 and 3,951.74

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Solution

The fourth proportional to 6,018.66, 9,028.02 and 3,951.74 is: 5,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.66 : 9,028.02 = 3,951.74 : x
  2. Step 2: Convert to fraction form
    6,018.66/9,028.02 = 3,951.74/x
  3. Step 3: Cross multiply
    6,018.66x = 9,028.02 × 3,951.74
  4. Step 4: Simplify right side
    6,018.66x = 35,676,342.61
  5. Step 5: Solve for x
    x = 35,676,342.61/6,018.66
  6. Step 6: Final answer
    x = 5,927.62

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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.