Home / 7,682.52-11,513.76-3,235.08

Finding the Fourth Proportional to 7,682.52, 11,513.76 and 3,235.08

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Solution

The fourth proportional to 7,682.52, 11,513.76 and 3,235.08 is: 4,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.52 : 11,513.76 = 3,235.08 : x
  2. Step 2: Convert to fraction form
    7,682.52/11,513.76 = 3,235.08/x
  3. Step 3: Cross multiply
    7,682.52x = 11,513.76 × 3,235.08
  4. Step 4: Simplify right side
    7,682.52x = 37,247,934.70
  5. Step 5: Solve for x
    x = 37,247,934.70/7,682.52
  6. Step 6: Final answer
    x = 4,848.40

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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.