Home / 4,072.60-6,105.30-2,427.40

Finding the Fourth Proportional to 4,072.60, 6,105.30 and 2,427.40

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Solution

The fourth proportional to 4,072.60, 6,105.30 and 2,427.40 is: 3,638.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.60 : 6,105.30 = 2,427.40 : x
  2. Step 2: Convert to fraction form
    4,072.60/6,105.30 = 2,427.40/x
  3. Step 3: Cross multiply
    4,072.60x = 6,105.30 × 2,427.40
  4. Step 4: Simplify right side
    4,072.60x = 14,820,005.22
  5. Step 5: Solve for x
    x = 14,820,005.22/4,072.60
  6. Step 6: Final answer
    x = 3,638.95

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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.