Home / 10,072.83-15,107.85-2,677.89

Finding the Fourth Proportional to 10,072.83, 15,107.85 and 2,677.89

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Solution

The fourth proportional to 10,072.83, 15,107.85 and 2,677.89 is: 4,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.83 : 15,107.85 = 2,677.89 : x
  2. Step 2: Convert to fraction form
    10,072.83/15,107.85 = 2,677.89/x
  3. Step 3: Cross multiply
    10,072.83x = 15,107.85 × 2,677.89
  4. Step 4: Simplify right side
    10,072.83x = 40,457,160.44
  5. Step 5: Solve for x
    x = 40,457,160.44/10,072.83
  6. Step 6: Final answer
    x = 4,016.46

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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.