Home / 10,072.93-15,109.38-2,677.39

Finding the Fourth Proportional to 10,072.93, 15,109.38 and 2,677.39

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Solution

The fourth proportional to 10,072.93, 15,109.38 and 2,677.39 is: 4,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.93 : 15,109.38 = 2,677.39 : x
  2. Step 2: Convert to fraction form
    10,072.93/15,109.38 = 2,677.39/x
  3. Step 3: Cross multiply
    10,072.93x = 15,109.38 × 2,677.39
  4. Step 4: Simplify right side
    10,072.93x = 40,453,711.40
  5. Step 5: Solve for x
    x = 40,453,711.40/10,072.93
  6. Step 6: Final answer
    x = 4,016.08

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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.