Home / 9,288-13,926.24-4,358.88

Finding the Fourth Proportional to 9,288, 13,926.24 and 4,358.88

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Solution

The fourth proportional to 9,288, 13,926.24 and 4,358.88 is: 6,535.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288 : 13,926.24 = 4,358.88 : x
  2. Step 2: Convert to fraction form
    9,288/13,926.24 = 4,358.88/x
  3. Step 3: Cross multiply
    9,288x = 13,926.24 × 4,358.88
  4. Step 4: Simplify right side
    9,288x = 60,702,809.01
  5. Step 5: Solve for x
    x = 60,702,809.01/9,288
  6. Step 6: Final answer
    x = 6,535.62

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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.