Home / 10,644.24-15,964.56-2,851.24

Finding the Fourth Proportional to 10,644.24, 15,964.56 and 2,851.24

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Solution

The fourth proportional to 10,644.24, 15,964.56 and 2,851.24 is: 4,276.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.24 : 15,964.56 = 2,851.24 : x
  2. Step 2: Convert to fraction form
    10,644.24/15,964.56 = 2,851.24/x
  3. Step 3: Cross multiply
    10,644.24x = 15,964.56 × 2,851.24
  4. Step 4: Simplify right side
    10,644.24x = 45,518,792.05
  5. Step 5: Solve for x
    x = 45,518,792.05/10,644.24
  6. Step 6: Final answer
    x = 4,276.38

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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.