Home / 13,094.16-19,644.36-3,860.16

Finding the Fourth Proportional to 13,094.16, 19,644.36 and 3,860.16

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Solution

The fourth proportional to 13,094.16, 19,644.36 and 3,860.16 is: 5,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.16 : 19,644.36 = 3,860.16 : x
  2. Step 2: Convert to fraction form
    13,094.16/19,644.36 = 3,860.16/x
  3. Step 3: Cross multiply
    13,094.16x = 19,644.36 × 3,860.16
  4. Step 4: Simplify right side
    13,094.16x = 75,830,372.70
  5. Step 5: Solve for x
    x = 75,830,372.70/13,094.16
  6. Step 6: Final answer
    x = 5,791.16

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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.