Home / 11,390.46-17,077.62-5,061.87

Finding the Fourth Proportional to 11,390.46, 17,077.62 and 5,061.87

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Solution

The fourth proportional to 11,390.46, 17,077.62 and 5,061.87 is: 7,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390.46 : 17,077.62 = 5,061.87 : x
  2. Step 2: Convert to fraction form
    11,390.46/17,077.62 = 5,061.87/x
  3. Step 3: Cross multiply
    11,390.46x = 17,077.62 × 5,061.87
  4. Step 4: Simplify right side
    11,390.46x = 86,444,692.35
  5. Step 5: Solve for x
    x = 86,444,692.35/11,390.46
  6. Step 6: Final answer
    x = 7,589.22

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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.