Home / 8,526.24-12,784.08-3,326

Finding the Fourth Proportional to 8,526.24, 12,784.08 and 3,326

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Solution

The fourth proportional to 8,526.24, 12,784.08 and 3,326 is: 4,986.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.24 : 12,784.08 = 3,326 : x
  2. Step 2: Convert to fraction form
    8,526.24/12,784.08 = 3,326/x
  3. Step 3: Cross multiply
    8,526.24x = 12,784.08 × 3,326
  4. Step 4: Simplify right side
    8,526.24x = 42,519,850.08
  5. Step 5: Solve for x
    x = 42,519,850.08/8,526.24
  6. Step 6: Final answer
    x = 4,986.94

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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.