Home / 3,101.17-4,647.03-1,867.18

Finding the Fourth Proportional to 3,101.17, 4,647.03 and 1,867.18

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Solution

The fourth proportional to 3,101.17, 4,647.03 and 1,867.18 is: 2,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.17 : 4,647.03 = 1,867.18 : x
  2. Step 2: Convert to fraction form
    3,101.17/4,647.03 = 1,867.18/x
  3. Step 3: Cross multiply
    3,101.17x = 4,647.03 × 1,867.18
  4. Step 4: Simplify right side
    3,101.17x = 8,676,841.48
  5. Step 5: Solve for x
    x = 8,676,841.48/3,101.17
  6. Step 6: Final answer
    x = 2,797.93

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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.