Home / 7,748.48-11,617.79-3,582.92

Finding the Fourth Proportional to 7,748.48, 11,617.79 and 3,582.92

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Solution

The fourth proportional to 7,748.48, 11,617.79 and 3,582.92 is: 5,372.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.48 : 11,617.79 = 3,582.92 : x
  2. Step 2: Convert to fraction form
    7,748.48/11,617.79 = 3,582.92/x
  3. Step 3: Cross multiply
    7,748.48x = 11,617.79 × 3,582.92
  4. Step 4: Simplify right side
    7,748.48x = 41,625,536.14
  5. Step 5: Solve for x
    x = 41,625,536.14/7,748.48
  6. Step 6: Final answer
    x = 5,372.09

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1.5x scale

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.