Home / 4,137.60-6,207.30-1,945.13

Finding the Fourth Proportional to 4,137.60, 6,207.30 and 1,945.13

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Solution

The fourth proportional to 4,137.60, 6,207.30 and 1,945.13 is: 2,918.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.60 : 6,207.30 = 1,945.13 : x
  2. Step 2: Convert to fraction form
    4,137.60/6,207.30 = 1,945.13/x
  3. Step 3: Cross multiply
    4,137.60x = 6,207.30 × 1,945.13
  4. Step 4: Simplify right side
    4,137.60x = 12,073,974.41
  5. Step 5: Solve for x
    x = 12,073,974.41/4,137.60
  6. Step 6: Final answer
    x = 2,918.11

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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.