Home / 11,281.52-16,923.90-3,488.51

Finding the Fourth Proportional to 11,281.52, 16,923.90 and 3,488.51

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Solution

The fourth proportional to 11,281.52, 16,923.90 and 3,488.51 is: 5,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.52 : 16,923.90 = 3,488.51 : x
  2. Step 2: Convert to fraction form
    11,281.52/16,923.90 = 3,488.51/x
  3. Step 3: Cross multiply
    11,281.52x = 16,923.90 × 3,488.51
  4. Step 4: Simplify right side
    11,281.52x = 59,039,194.39
  5. Step 5: Solve for x
    x = 59,039,194.39/11,281.52
  6. Step 6: Final answer
    x = 5,233.27

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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.