Home / 8,665.20-11,950.68-6,673.52

Finding the Fourth Proportional to 8,665.20, 11,950.68 and 6,673.52

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Solution

The fourth proportional to 8,665.20, 11,950.68 and 6,673.52 is: 9,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665.20 : 11,950.68 = 6,673.52 : x
  2. Step 2: Convert to fraction form
    8,665.20/11,950.68 = 6,673.52/x
  3. Step 3: Cross multiply
    8,665.20x = 11,950.68 × 6,673.52
  4. Step 4: Simplify right side
    8,665.20x = 79,753,101.99
  5. Step 5: Solve for x
    x = 79,753,101.99/8,665.20
  6. Step 6: Final answer
    x = 9,203.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.