Home / 9,933-14,876.82-4,742.52

Finding the Fourth Proportional to 9,933, 14,876.82 and 4,742.52

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Solution

The fourth proportional to 9,933, 14,876.82 and 4,742.52 is: 7,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933 : 14,876.82 = 4,742.52 : x
  2. Step 2: Convert to fraction form
    9,933/14,876.82 = 4,742.52/x
  3. Step 3: Cross multiply
    9,933x = 14,876.82 × 4,742.52
  4. Step 4: Simplify right side
    9,933x = 70,553,616.39
  5. Step 5: Solve for x
    x = 70,553,616.39/9,933
  6. Step 6: Final answer
    x = 7,102.95

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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.