Home / 10,644.21-15,968.79-3,248.65

Finding the Fourth Proportional to 10,644.21, 15,968.79 and 3,248.65

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Solution

The fourth proportional to 10,644.21, 15,968.79 and 3,248.65 is: 4,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.21 : 15,968.79 = 3,248.65 : x
  2. Step 2: Convert to fraction form
    10,644.21/15,968.79 = 3,248.65/x
  3. Step 3: Cross multiply
    10,644.21x = 15,968.79 × 3,248.65
  4. Step 4: Simplify right side
    10,644.21x = 51,877,009.63
  5. Step 5: Solve for x
    x = 51,877,009.63/10,644.21
  6. Step 6: Final answer
    x = 4,873.73

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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.