Home / 9,286-13,929.64-3,044.36

Finding the Fourth Proportional to 9,286, 13,929.64 and 3,044.36

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Solution

The fourth proportional to 9,286, 13,929.64 and 3,044.36 is: 4,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286 : 13,929.64 = 3,044.36 : x
  2. Step 2: Convert to fraction form
    9,286/13,929.64 = 3,044.36/x
  3. Step 3: Cross multiply
    9,286x = 13,929.64 × 3,044.36
  4. Step 4: Simplify right side
    9,286x = 42,406,838.83
  5. Step 5: Solve for x
    x = 42,406,838.83/9,286
  6. Step 6: Final answer
    x = 4,566.75

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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.