Home / 10,953.28-16,431.04-4,028.48

Finding the Fourth Proportional to 10,953.28, 16,431.04 and 4,028.48

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Solution

The fourth proportional to 10,953.28, 16,431.04 and 4,028.48 is: 6,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.28 : 16,431.04 = 4,028.48 : x
  2. Step 2: Convert to fraction form
    10,953.28/16,431.04 = 4,028.48/x
  3. Step 3: Cross multiply
    10,953.28x = 16,431.04 × 4,028.48
  4. Step 4: Simplify right side
    10,953.28x = 66,192,116.02
  5. Step 5: Solve for x
    x = 66,192,116.02/10,953.28
  6. Step 6: Final answer
    x = 6,043.13

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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.