Home / 7,634.48-11,452.44-2,439.12

Finding the Fourth Proportional to 7,634.48, 11,452.44 and 2,439.12

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Solution

The fourth proportional to 7,634.48, 11,452.44 and 2,439.12 is: 3,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.48 : 11,452.44 = 2,439.12 : x
  2. Step 2: Convert to fraction form
    7,634.48/11,452.44 = 2,439.12/x
  3. Step 3: Cross multiply
    7,634.48x = 11,452.44 × 2,439.12
  4. Step 4: Simplify right side
    7,634.48x = 27,933,875.45
  5. Step 5: Solve for x
    x = 27,933,875.45/7,634.48
  6. Step 6: Final answer
    x = 3,658.91

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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.