Home / 9,308.28-13,964.04-4,929.42

Finding the Fourth Proportional to 9,308.28, 13,964.04 and 4,929.42

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Solution

The fourth proportional to 9,308.28, 13,964.04 and 4,929.42 is: 7,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.28 : 13,964.04 = 4,929.42 : x
  2. Step 2: Convert to fraction form
    9,308.28/13,964.04 = 4,929.42/x
  3. Step 3: Cross multiply
    9,308.28x = 13,964.04 × 4,929.42
  4. Step 4: Simplify right side
    9,308.28x = 68,834,618.06
  5. Step 5: Solve for x
    x = 68,834,618.06/9,308.28
  6. Step 6: Final answer
    x = 7,394.99

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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.