Home / 10,930.04-16,398.30-3,535.64

Finding the Fourth Proportional to 10,930.04, 16,398.30 and 3,535.64

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Solution

The fourth proportional to 10,930.04, 16,398.30 and 3,535.64 is: 5,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.04 : 16,398.30 = 3,535.64 : x
  2. Step 2: Convert to fraction form
    10,930.04/16,398.30 = 3,535.64/x
  3. Step 3: Cross multiply
    10,930.04x = 16,398.30 × 3,535.64
  4. Step 4: Simplify right side
    10,930.04x = 57,978,485.41
  5. Step 5: Solve for x
    x = 57,978,485.41/10,930.04
  6. Step 6: Final answer
    x = 5,304.51

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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.