Home / 10,644.66-15,968.08-4,076.36

Finding the Fourth Proportional to 10,644.66, 15,968.08 and 4,076.36

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Solution

The fourth proportional to 10,644.66, 15,968.08 and 4,076.36 is: 6,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.66 : 15,968.08 = 4,076.36 : x
  2. Step 2: Convert to fraction form
    10,644.66/15,968.08 = 4,076.36/x
  3. Step 3: Cross multiply
    10,644.66x = 15,968.08 × 4,076.36
  4. Step 4: Simplify right side
    10,644.66x = 65,091,642.59
  5. Step 5: Solve for x
    x = 65,091,642.59/10,644.66
  6. Step 6: Final answer
    x = 6,114.96

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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.