Home / 7,667.86-11,503.00-2,402.45

Finding the Fourth Proportional to 7,667.86, 11,503.00 and 2,402.45

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Solution

The fourth proportional to 7,667.86, 11,503.00 and 2,402.45 is: 3,604.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.86 : 11,503.00 = 2,402.45 : x
  2. Step 2: Convert to fraction form
    7,667.86/11,503.00 = 2,402.45/x
  3. Step 3: Cross multiply
    7,667.86x = 11,503.00 × 2,402.45
  4. Step 4: Simplify right side
    7,667.86x = 27,635,414.11
  5. Step 5: Solve for x
    x = 27,635,414.11/7,667.86
  6. Step 6: Final answer
    x = 3,604.06

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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.