Home / 10,160.21-15,240.32-3,584.84

Finding the Fourth Proportional to 10,160.21, 15,240.32 and 3,584.84

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Solution

The fourth proportional to 10,160.21, 15,240.32 and 3,584.84 is: 5,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.21 : 15,240.32 = 3,584.84 : x
  2. Step 2: Convert to fraction form
    10,160.21/15,240.32 = 3,584.84/x
  3. Step 3: Cross multiply
    10,160.21x = 15,240.32 × 3,584.84
  4. Step 4: Simplify right side
    10,160.21x = 54,634,014.62
  5. Step 5: Solve for x
    x = 54,634,014.62/10,160.21
  6. Step 6: Final answer
    x = 5,377.26

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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.