Home / 9,362.39-14,042.82-2,788.58

Finding the Fourth Proportional to 9,362.39, 14,042.82 and 2,788.58

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Solution

The fourth proportional to 9,362.39, 14,042.82 and 2,788.58 is: 4,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.39 : 14,042.82 = 2,788.58 : x
  2. Step 2: Convert to fraction form
    9,362.39/14,042.82 = 2,788.58/x
  3. Step 3: Cross multiply
    9,362.39x = 14,042.82 × 2,788.58
  4. Step 4: Simplify right side
    9,362.39x = 39,159,477.88
  5. Step 5: Solve for x
    x = 39,159,477.88/9,362.39
  6. Step 6: Final answer
    x = 4,182.64

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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.